Home / 724,050.12-1,086,250.76-218,580.92

Finding the Fourth Proportional to 724,050.12, 1,086,250.76 and 218,580.92

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Solution

The fourth proportional to 724,050.12, 1,086,250.76 and 218,580.92 is: 327,924.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    724,050.12 : 1,086,250.76 = 218,580.92 : x
  2. Step 2: Convert to fraction form
    724,050.12/1,086,250.76 = 218,580.92/x
  3. Step 3: Cross multiply
    724,050.12x = 1,086,250.76 × 218,580.92
  4. Step 4: Simplify right side
    724,050.12x = 237,433,690,471.50
  5. Step 5: Solve for x
    x = 237,433,690,471.50/724,050.12
  6. Step 6: Final answer
    x = 327,924.39

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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.