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Finding the Fourth Proportional to 375,918.68, 563,900.80 and 151,278.24

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Solution

The fourth proportional to 375,918.68, 563,900.80 and 151,278.24 is: 226,926.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    375,918.68 : 563,900.80 = 151,278.24 : x
  2. Step 2: Convert to fraction form
    375,918.68/563,900.80 = 151,278.24/x
  3. Step 3: Cross multiply
    375,918.68x = 563,900.80 × 151,278.24
  4. Step 4: Simplify right side
    375,918.68x = 85,305,920,558.59
  5. Step 5: Solve for x
    x = 85,305,920,558.59/375,918.68
  6. Step 6: Final answer
    x = 226,926.53

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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.