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Finding the Third Proportional to 8,735,312 and 18,901,472

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Solution

The third proportional to 8,735,312 and 18,901,472 is: 40,899,013.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,735,312 : 18,901,472 = 18,901,472 : x
  2. Step 2: Convert to fraction form
    8,735,312/18,901,472 = 18,901,472/x
  3. Step 3: Cross multiply
    8,735,312x = 18,901,472 × 18,901,472
  4. Step 4: Simplify right side
    8,735,312x = 357,265,643,766,784
  5. Step 5: Solve for x
    x = 357,265,643,766,784/8,735,312
  6. Step 6: Final answer
    x = 40,899,013.54

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.