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Finding the Fourth Proportional to 417,043.26, 575,504.28 and 226,052.55

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Solution

The fourth proportional to 417,043.26, 575,504.28 and 226,052.55 is: 311,944.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    417,043.26 : 575,504.28 = 226,052.55 : x
  2. Step 2: Convert to fraction form
    417,043.26/575,504.28 = 226,052.55/x
  3. Step 3: Cross multiply
    417,043.26x = 575,504.28 × 226,052.55
  4. Step 4: Simplify right side
    417,043.26x = 130,094,210,029.91
  5. Step 5: Solve for x
    x = 130,094,210,029.91/417,043.26
  6. Step 6: Final answer
    x = 311,944.16

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.