Home / 1,152,030.62-1,728,337.53-353,352.80

Finding the Fourth Proportional to 1,152,030.62, 1,728,337.53 and 353,352.80

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Solution

The fourth proportional to 1,152,030.62, 1,728,337.53 and 353,352.80 is: 530,118.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,152,030.62 : 1,728,337.53 = 353,352.80 : x
  2. Step 2: Convert to fraction form
    1,152,030.62/1,728,337.53 = 353,352.80/x
  3. Step 3: Cross multiply
    1,152,030.62x = 1,728,337.53 × 353,352.80
  4. Step 4: Simplify right side
    1,152,030.62x = 610,712,905,570.58
  5. Step 5: Solve for x
    x = 610,712,905,570.58/1,152,030.62
  6. Step 6: Final answer
    x = 530,118.64

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Double scale
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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.