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Finding the Fourth Proportional to 577,741.48, 866,635.26 and 178,346.92

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Solution

The fourth proportional to 577,741.48, 866,635.26 and 178,346.92 is: 267,527.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    577,741.48 : 866,635.26 = 178,346.92 : x
  2. Step 2: Convert to fraction form
    577,741.48/866,635.26 = 178,346.92/x
  3. Step 3: Cross multiply
    577,741.48x = 866,635.26 × 178,346.92
  4. Step 4: Simplify right side
    577,741.48x = 154,561,729,384.40
  5. Step 5: Solve for x
    x = 154,561,729,384.40/577,741.48
  6. Step 6: Final answer
    x = 267,527.49

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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.