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Finding the Fourth Proportional to 22,971,981.70, 34,457,972.55 and 22,971,981.70

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Solution

The fourth proportional to 22,971,981.70, 34,457,972.55 and 22,971,981.70 is: 34,457,972.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,971,981.70 : 34,457,972.55 = 22,971,981.70 : x
  2. Step 2: Convert to fraction form
    22,971,981.70/34,457,972.55 = 22,971,981.70/x
  3. Step 3: Cross multiply
    22,971,981.70x = 34,457,972.55 × 22,971,981.70
  4. Step 4: Simplify right side
    22,971,981.70x = 791,567,914,837,702.25
  5. Step 5: Solve for x
    x = 791,567,914,837,702.25/22,971,981.70
  6. Step 6: Final answer
    x = 34,457,972.55

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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.