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Finding the Fourth Proportional to 532,548.10, 798,826.20 and 177,561.55

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Solution

The fourth proportional to 532,548.10, 798,826.20 and 177,561.55 is: 266,343.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    532,548.10 : 798,826.20 = 177,561.55 : x
  2. Step 2: Convert to fraction form
    532,548.10/798,826.20 = 177,561.55/x
  3. Step 3: Cross multiply
    532,548.10x = 798,826.20 × 177,561.55
  4. Step 4: Simplify right side
    532,548.10x = 141,840,818,252.61
  5. Step 5: Solve for x
    x = 141,840,818,252.61/532,548.10
  6. Step 6: Final answer
    x = 266,343.68

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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.