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Finding the Fourth Proportional to 581,672.23, 872,527.78 and 160,912.87

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Solution

The fourth proportional to 581,672.23, 872,527.78 and 160,912.87 is: 241,374.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    581,672.23 : 872,527.78 = 160,912.87 : x
  2. Step 2: Convert to fraction form
    581,672.23/872,527.78 = 160,912.87/x
  3. Step 3: Cross multiply
    581,672.23x = 872,527.78 × 160,912.87
  4. Step 4: Simplify right side
    581,672.23x = 140,400,944,871.89
  5. Step 5: Solve for x
    x = 140,400,944,871.89/581,672.23
  6. Step 6: Final answer
    x = 241,374.68

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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.