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Finding the Third Proportional to 7,234,688.81 and 15,926,689.13

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Solution

The third proportional to 7,234,688.81 and 15,926,689.13 is: 35,061,553.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,234,688.81 : 15,926,689.13 = 15,926,689.13 : x
  2. Step 2: Convert to fraction form
    7,234,688.81/15,926,689.13 = 15,926,689.13/x
  3. Step 3: Cross multiply
    7,234,688.81x = 15,926,689.13 × 15,926,689.13
  4. Step 4: Simplify right side
    7,234,688.81x = 253,659,426,484,393.25
  5. Step 5: Solve for x
    x = 253,659,426,484,393.25/7,234,688.81
  6. Step 6: Final answer
    x = 35,061,553.17

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Why These Related Problems?

These problems maintain the same ratio (2.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.