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Finding the Fourth Proportional to 501,423,117.20, 752,134,675.80 and 501,423,117.20

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Solution

The fourth proportional to 501,423,117.20, 752,134,675.80 and 501,423,117.20 is: 752,134,675.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    501,423,117.20 : 752,134,675.80 = 501,423,117.20 : x
  2. Step 2: Convert to fraction form
    501,423,117.20/752,134,675.80 = 501,423,117.20/x
  3. Step 3: Cross multiply
    501,423,117.20x = 752,134,675.80 × 501,423,117.20
  4. Step 4: Simplify right side
    501,423,117.20x = 377,137,713,693,847,360
  5. Step 5: Solve for x
    x = 377,137,713,693,847,360/501,423,117.20
  6. Step 6: Final answer
    x = 752,134,675.80

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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.