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Finding the Fourth Proportional to 8,304,368.85, 12,456,553.28 and 8,304,368.85

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Solution

The fourth proportional to 8,304,368.85, 12,456,553.28 and 8,304,368.85 is: 12,456,553.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,304,368.85 : 12,456,553.28 = 8,304,368.85 : x
  2. Step 2: Convert to fraction form
    8,304,368.85/12,456,553.28 = 8,304,368.85/x
  3. Step 3: Cross multiply
    8,304,368.85x = 12,456,553.28 × 8,304,368.85
  4. Step 4: Simplify right side
    8,304,368.85x = 103,443,812,995,275.48
  5. Step 5: Solve for x
    x = 103,443,812,995,275.48/8,304,368.85
  6. Step 6: Final answer
    x = 12,456,553.28

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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.