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Finding the Fourth Proportional to 528,024.20, 791,841.90 and 173,049.80

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Solution

The fourth proportional to 528,024.20, 791,841.90 and 173,049.80 is: 259,510.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    528,024.20 : 791,841.90 = 173,049.80 : x
  2. Step 2: Convert to fraction form
    528,024.20/791,841.90 = 173,049.80/x
  3. Step 3: Cross multiply
    528,024.20x = 791,841.90 × 173,049.80
  4. Step 4: Simplify right side
    528,024.20x = 137,028,082,426.62
  5. Step 5: Solve for x
    x = 137,028,082,426.62/528,024.20
  6. Step 6: Final answer
    x = 259,510.99

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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.