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Finding the Third Proportional to 62,988,248.81 and 97,798,690.69

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Solution

The third proportional to 62,988,248.81 and 97,798,690.69 is: 151,847,115.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,988,248.81 : 97,798,690.69 = 97,798,690.69 : x
  2. Step 2: Convert to fraction form
    62,988,248.81/97,798,690.69 = 97,798,690.69/x
  3. Step 3: Cross multiply
    62,988,248.81x = 97,798,690.69 × 97,798,690.69
  4. Step 4: Simplify right side
    62,988,248.81x = 9,564,583,900,189,300
  5. Step 5: Solve for x
    x = 9,564,583,900,189,300/62,988,248.81
  6. Step 6: Final answer
    x = 151,847,115.62

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Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.