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Finding the Fourth Proportional to 585,983.10, 879,493.05 and 502,002.30

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Solution

The fourth proportional to 585,983.10, 879,493.05 and 502,002.30 is: 753,447.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    585,983.10 : 879,493.05 = 502,002.30 : x
  2. Step 2: Convert to fraction form
    585,983.10/879,493.05 = 502,002.30/x
  3. Step 3: Cross multiply
    585,983.10x = 879,493.05 × 502,002.30
  4. Step 4: Simplify right side
    585,983.10x = 441,507,533,934.02
  5. Step 5: Solve for x
    x = 441,507,533,934.02/585,983.10
  6. Step 6: Final answer
    x = 753,447.55

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.