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Finding the Third Proportional to 40,687,758 and 61,031,718

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Solution

The third proportional to 40,687,758 and 61,031,718 is: 91,547,698.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,687,758 : 61,031,718 = 61,031,718 : x
  2. Step 2: Convert to fraction form
    40,687,758/61,031,718 = 61,031,718/x
  3. Step 3: Cross multiply
    40,687,758x = 61,031,718 × 61,031,718
  4. Step 4: Simplify right side
    40,687,758x = 3,724,870,602,031,524
  5. Step 5: Solve for x
    x = 3,724,870,602,031,524/40,687,758
  6. Step 6: Final answer
    x = 91,547,698.50

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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.