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Finding the Fourth Proportional to 8,869,749.30, 13,304,623.95 and 8,869,749.30

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Solution

The fourth proportional to 8,869,749.30, 13,304,623.95 and 8,869,749.30 is: 13,304,623.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,869,749.30 : 13,304,623.95 = 8,869,749.30 : x
  2. Step 2: Convert to fraction form
    8,869,749.30/13,304,623.95 = 8,869,749.30/x
  3. Step 3: Cross multiply
    8,869,749.30x = 13,304,623.95 × 8,869,749.30
  4. Step 4: Simplify right side
    8,869,749.30x = 118,008,678,967,275.73
  5. Step 5: Solve for x
    x = 118,008,678,967,275.73/8,869,749.30
  6. Step 6: Final answer
    x = 13,304,623.95

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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.