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Finding the Fourth Proportional to 531,617.24, 794,037.10 and 480,938.48

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Solution

The fourth proportional to 531,617.24, 794,037.10 and 480,938.48 is: 718,342.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    531,617.24 : 794,037.10 = 480,938.48 : x
  2. Step 2: Convert to fraction form
    531,617.24/794,037.10 = 480,938.48/x
  3. Step 3: Cross multiply
    531,617.24x = 794,037.10 × 480,938.48
  4. Step 4: Simplify right side
    531,617.24x = 381,882,995,937.61
  5. Step 5: Solve for x
    x = 381,882,995,937.61/531,617.24
  6. Step 6: Final answer
    x = 718,342.01

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.