Home / 1,104,140.70-1,656,211.05-356,186.70

Finding the Fourth Proportional to 1,104,140.70, 1,656,211.05 and 356,186.70

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Solution

The fourth proportional to 1,104,140.70, 1,656,211.05 and 356,186.70 is: 534,280.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,104,140.70 : 1,656,211.05 = 356,186.70 : x
  2. Step 2: Convert to fraction form
    1,104,140.70/1,656,211.05 = 356,186.70/x
  3. Step 3: Cross multiply
    1,104,140.70x = 1,656,211.05 × 356,186.70
  4. Step 4: Simplify right side
    1,104,140.70x = 589,920,348,403.04
  5. Step 5: Solve for x
    x = 589,920,348,403.04/1,104,140.70
  6. Step 6: Final answer
    x = 534,280.05

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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.