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Finding the Fourth Proportional to 572,250.30, 858,375.45 and 151,568.70

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Solution

The fourth proportional to 572,250.30, 858,375.45 and 151,568.70 is: 227,353.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    572,250.30 : 858,375.45 = 151,568.70 : x
  2. Step 2: Convert to fraction form
    572,250.30/858,375.45 = 151,568.70/x
  3. Step 3: Cross multiply
    572,250.30x = 858,375.45 × 151,568.70
  4. Step 4: Simplify right side
    572,250.30x = 130,102,851,068.42
  5. Step 5: Solve for x
    x = 130,102,851,068.42/572,250.30
  6. Step 6: Final answer
    x = 227,353.05

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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.