Home / 951,516.50-1,313,123.20-521,795.61

Finding the Fourth Proportional to 951,516.50, 1,313,123.20 and 521,795.61

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Solution

The fourth proportional to 951,516.50, 1,313,123.20 and 521,795.61 is: 720,094.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    951,516.50 : 1,313,123.20 = 521,795.61 : x
  2. Step 2: Convert to fraction form
    951,516.50/1,313,123.20 = 521,795.61/x
  3. Step 3: Cross multiply
    951,516.50x = 1,313,123.20 × 521,795.61
  4. Step 4: Simplify right side
    951,516.50x = 685,181,919,844.66
  5. Step 5: Solve for x
    x = 685,181,919,844.66/951,516.50
  6. Step 6: Final answer
    x = 720,094.63

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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.