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Finding the Fourth Proportional to 618,068.43, 852,862.44 and 360,002.04

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Solution

The fourth proportional to 618,068.43, 852,862.44 and 360,002.04 is: 496,760.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    618,068.43 : 852,862.44 = 360,002.04 : x
  2. Step 2: Convert to fraction form
    618,068.43/852,862.44 = 360,002.04/x
  3. Step 3: Cross multiply
    618,068.43x = 852,862.44 × 360,002.04
  4. Step 4: Simplify right side
    618,068.43x = 307,032,218,239.38
  5. Step 5: Solve for x
    x = 307,032,218,239.38/618,068.43
  6. Step 6: Final answer
    x = 496,760.88

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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.