Home / 749,984.08-1,034,979.78-410,474.20

Finding the Fourth Proportional to 749,984.08, 1,034,979.78 and 410,474.20

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Solution

The fourth proportional to 749,984.08, 1,034,979.78 and 410,474.20 is: 566,455.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    749,984.08 : 1,034,979.78 = 410,474.20 : x
  2. Step 2: Convert to fraction form
    749,984.08/1,034,979.78 = 410,474.20/x
  3. Step 3: Cross multiply
    749,984.08x = 1,034,979.78 × 410,474.20
  4. Step 4: Simplify right side
    749,984.08x = 424,832,497,211.68
  5. Step 5: Solve for x
    x = 424,832,497,211.68/749,984.08
  6. Step 6: Final answer
    x = 566,455.35

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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.