Home / 951,204.56-1,312,661.97-521,475.46

Finding the Fourth Proportional to 951,204.56, 1,312,661.97 and 521,475.46

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Solution

The fourth proportional to 951,204.56, 1,312,661.97 and 521,475.46 is: 719,635.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    951,204.56 : 1,312,661.97 = 521,475.46 : x
  2. Step 2: Convert to fraction form
    951,204.56/1,312,661.97 = 521,475.46/x
  3. Step 3: Cross multiply
    951,204.56x = 1,312,661.97 × 521,475.46
  4. Step 4: Simplify right side
    951,204.56x = 684,521,001,348.60
  5. Step 5: Solve for x
    x = 684,521,001,348.60/951,204.56
  6. Step 6: Final answer
    x = 719,635.96

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.