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Finding the Fourth Proportional to 574,679.48, 862,154.02 and 175,320.12

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Solution

The fourth proportional to 574,679.48, 862,154.02 and 175,320.12 is: 263,021.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    574,679.48 : 862,154.02 = 175,320.12 : x
  2. Step 2: Convert to fraction form
    574,679.48/862,154.02 = 175,320.12/x
  3. Step 3: Cross multiply
    574,679.48x = 862,154.02 × 175,320.12
  4. Step 4: Simplify right side
    574,679.48x = 151,152,946,244.88
  5. Step 5: Solve for x
    x = 151,152,946,244.88/574,679.48
  6. Step 6: Final answer
    x = 263,021.30

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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.