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Finding the Fourth Proportional to 653,422.29, 901,711.04 and 363,035.17

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Solution

The fourth proportional to 653,422.29, 901,711.04 and 363,035.17 is: 500,982.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    653,422.29 : 901,711.04 = 363,035.17 : x
  2. Step 2: Convert to fraction form
    653,422.29/901,711.04 = 363,035.17/x
  3. Step 3: Cross multiply
    653,422.29x = 901,711.04 × 363,035.17
  4. Step 4: Simplify right side
    653,422.29x = 327,352,814,937.12
  5. Step 5: Solve for x
    x = 327,352,814,937.12/653,422.29
  6. Step 6: Final answer
    x = 500,982.01

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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.