Home / 951,748.50-1,427,996.58-418,895.97

Finding the Fourth Proportional to 951,748.50, 1,427,996.58 and 418,895.97

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Solution

The fourth proportional to 951,748.50, 1,427,996.58 and 418,895.97 is: 628,508.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    951,748.50 : 1,427,996.58 = 418,895.97 : x
  2. Step 2: Convert to fraction form
    951,748.50/1,427,996.58 = 418,895.97/x
  3. Step 3: Cross multiply
    951,748.50x = 1,427,996.58 × 418,895.97
  4. Step 4: Simplify right side
    951,748.50x = 598,182,012,535.78
  5. Step 5: Solve for x
    x = 598,182,012,535.78/951,748.50
  6. Step 6: Final answer
    x = 628,508.49

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1.5x scale

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.