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Finding the Fourth Proportional to 482,891,750.90, 724,337,626.35 and 482,891,750.90

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Solution

The fourth proportional to 482,891,750.90, 724,337,626.35 and 482,891,750.90 is: 724,337,626.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    482,891,750.90 : 724,337,626.35 = 482,891,750.90 : x
  2. Step 2: Convert to fraction form
    482,891,750.90/724,337,626.35 = 482,891,750.90/x
  3. Step 3: Cross multiply
    482,891,750.90x = 724,337,626.35 × 482,891,750.90
  4. Step 4: Simplify right side
    482,891,750.90x = 349,776,664,630,901,440
  5. Step 5: Solve for x
    x = 349,776,664,630,901,440/482,891,750.90
  6. Step 6: Final answer
    x = 724,337,626.35

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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.