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Finding the Third Proportional to 40,862,142 and 60,938,865

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Solution

The third proportional to 40,862,142 and 60,938,865 is: 90,879,848.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,862,142 : 60,938,865 = 60,938,865 : x
  2. Step 2: Convert to fraction form
    40,862,142/60,938,865 = 60,938,865/x
  3. Step 3: Cross multiply
    40,862,142x = 60,938,865 × 60,938,865
  4. Step 4: Simplify right side
    40,862,142x = 3,713,545,267,488,225
  5. Step 5: Solve for x
    x = 3,713,545,267,488,225/40,862,142
  6. Step 6: Final answer
    x = 90,879,848.33

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.