Home / 1,152,104.22-1,728,166.59-353,389.50

Finding the Fourth Proportional to 1,152,104.22, 1,728,166.59 and 353,389.50

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Solution

The fourth proportional to 1,152,104.22, 1,728,166.59 and 353,389.50 is: 530,087.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,152,104.22 : 1,728,166.59 = 353,389.50 : x
  2. Step 2: Convert to fraction form
    1,152,104.22/1,728,166.59 = 353,389.50/x
  3. Step 3: Cross multiply
    1,152,104.22x = 1,728,166.59 × 353,389.50
  4. Step 4: Simplify right side
    1,152,104.22x = 610,715,927,156.81
  5. Step 5: Solve for x
    x = 610,715,927,156.81/1,152,104.22
  6. Step 6: Final answer
    x = 530,087.40

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Half scale
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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.