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Finding the Third Proportional to 1,354,862.38 and 1,981,428

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Solution

The third proportional to 1,354,862.38 and 1,981,428 is: 2,897,753.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,354,862.38 : 1,981,428 = 1,981,428 : x
  2. Step 2: Convert to fraction form
    1,354,862.38/1,981,428 = 1,981,428/x
  3. Step 3: Cross multiply
    1,354,862.38x = 1,981,428 × 1,981,428
  4. Step 4: Simplify right side
    1,354,862.38x = 3,926,056,919,184
  5. Step 5: Solve for x
    x = 3,926,056,919,184/1,354,862.38
  6. Step 6: Final answer
    x = 2,897,753.30

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These problems maintain the same ratio (1.46) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.