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Finding the Third Proportional to 29,472,780 and 63,424,534

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Solution

The third proportional to 29,472,780 and 63,424,534 is: 136,487,685.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,472,780 : 63,424,534 = 63,424,534 : x
  2. Step 2: Convert to fraction form
    29,472,780/63,424,534 = 63,424,534/x
  3. Step 3: Cross multiply
    29,472,780x = 63,424,534 × 63,424,534
  4. Step 4: Simplify right side
    29,472,780x = 4,022,671,513,117,156
  5. Step 5: Solve for x
    x = 4,022,671,513,117,156/29,472,780
  6. Step 6: Final answer
    x = 136,487,685.01

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.