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Finding the Fourth Proportional to 251,010.80, 376,807.80 and 151,283.60

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Solution

The fourth proportional to 251,010.80, 376,807.80 and 151,283.60 is: 227,101.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    251,010.80 : 376,807.80 = 151,283.60 : x
  2. Step 2: Convert to fraction form
    251,010.80/376,807.80 = 151,283.60/x
  3. Step 3: Cross multiply
    251,010.80x = 376,807.80 × 151,283.60
  4. Step 4: Simplify right side
    251,010.80x = 57,004,840,492.08
  5. Step 5: Solve for x
    x = 57,004,840,492.08/251,010.80
  6. Step 6: Final answer
    x = 227,101.15

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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.