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Finding the Fourth Proportional to 6,581,475.52, 9,864,127.71 and 3,696,778.49

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Solution

The fourth proportional to 6,581,475.52, 9,864,127.71 and 3,696,778.49 is: 5,540,626.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,581,475.52 : 9,864,127.71 = 3,696,778.49 : x
  2. Step 2: Convert to fraction form
    6,581,475.52/9,864,127.71 = 3,696,778.49/x
  3. Step 3: Cross multiply
    6,581,475.52x = 9,864,127.71 × 3,696,778.49
  4. Step 4: Simplify right side
    6,581,475.52x = 36,465,495,091,620.32
  5. Step 5: Solve for x
    x = 36,465,495,091,620.32/6,581,475.52
  6. Step 6: Final answer
    x = 5,540,626.11

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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.