Home / 749,200.68-1,033,013.52-605,516.40

Finding the Fourth Proportional to 749,200.68, 1,033,013.52 and 605,516.40

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Solution

The fourth proportional to 749,200.68, 1,033,013.52 and 605,516.40 is: 834,898.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    749,200.68 : 1,033,013.52 = 605,516.40 : x
  2. Step 2: Convert to fraction form
    749,200.68/1,033,013.52 = 605,516.40/x
  3. Step 3: Cross multiply
    749,200.68x = 1,033,013.52 × 605,516.40
  4. Step 4: Simplify right side
    749,200.68x = 625,506,627,781.73
  5. Step 5: Solve for x
    x = 625,506,627,781.73/749,200.68
  6. Step 6: Final answer
    x = 834,898.64

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Double scale
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1.5x scale

Why These Related Problems?

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