Home / 969,125.78-1,337,406.25-533,593.78

Finding the Fourth Proportional to 969,125.78, 1,337,406.25 and 533,593.78

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Solution

The fourth proportional to 969,125.78, 1,337,406.25 and 533,593.78 is: 736,366.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    969,125.78 : 1,337,406.25 = 533,593.78 : x
  2. Step 2: Convert to fraction form
    969,125.78/1,337,406.25 = 533,593.78/x
  3. Step 3: Cross multiply
    969,125.78x = 1,337,406.25 × 533,593.78
  4. Step 4: Simplify right side
    969,125.78x = 713,631,656,333.13
  5. Step 5: Solve for x
    x = 713,631,656,333.13/969,125.78
  6. Step 6: Final answer
    x = 736,366.39

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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.