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Finding the Fourth Proportional to 532,001.70, 798,002.55 and 265,803.30

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Solution

The fourth proportional to 532,001.70, 798,002.55 and 265,803.30 is: 398,704.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    532,001.70 : 798,002.55 = 265,803.30 : x
  2. Step 2: Convert to fraction form
    532,001.70/798,002.55 = 265,803.30/x
  3. Step 3: Cross multiply
    532,001.70x = 798,002.55 × 265,803.30
  4. Step 4: Simplify right side
    532,001.70x = 212,111,711,198.42
  5. Step 5: Solve for x
    x = 212,111,711,198.42/532,001.70
  6. Step 6: Final answer
    x = 398,704.95

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Similar ratio
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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.