Home / 754,443.30-1,041,139.11-410,286.62

Finding the Fourth Proportional to 754,443.30, 1,041,139.11 and 410,286.62

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Solution

The fourth proportional to 754,443.30, 1,041,139.11 and 410,286.62 is: 566,199.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    754,443.30 : 1,041,139.11 = 410,286.62 : x
  2. Step 2: Convert to fraction form
    754,443.30/1,041,139.11 = 410,286.62/x
  3. Step 3: Cross multiply
    754,443.30x = 1,041,139.11 × 410,286.62
  4. Step 4: Simplify right side
    754,443.30x = 427,165,446,391.71
  5. Step 5: Solve for x
    x = 427,165,446,391.71/754,443.30
  6. Step 6: Final answer
    x = 566,199.54

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.