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Finding the Fourth Proportional to 351,252.40, 526,500.72 and 151,666.80

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Solution

The fourth proportional to 351,252.40, 526,500.72 and 151,666.80 is: 227,337.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    351,252.40 : 526,500.72 = 151,666.80 : x
  2. Step 2: Convert to fraction form
    351,252.40/526,500.72 = 151,666.80/x
  3. Step 3: Cross multiply
    351,252.40x = 526,500.72 × 151,666.80
  4. Step 4: Simplify right side
    351,252.40x = 79,852,679,400.10
  5. Step 5: Solve for x
    x = 79,852,679,400.10/351,252.40
  6. Step 6: Final answer
    x = 227,337.04

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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.