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Finding the Fourth Proportional to 9,361,306.45, 13,123,523.75 and 9,361,306.45

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Solution

The fourth proportional to 9,361,306.45, 13,123,523.75 and 9,361,306.45 is: 13,123,523.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,361,306.45 : 13,123,523.75 = 9,361,306.45 : x
  2. Step 2: Convert to fraction form
    9,361,306.45/13,123,523.75 = 9,361,306.45/x
  3. Step 3: Cross multiply
    9,361,306.45x = 13,123,523.75 × 9,361,306.45
  4. Step 4: Simplify right side
    9,361,306.45x = 122,853,327,527,603.17
  5. Step 5: Solve for x
    x = 122,853,327,527,603.17/9,361,306.45
  6. Step 6: Final answer
    x = 13,123,523.75

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Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.