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Finding the Fourth Proportional to 417,581.91, 576,264.51 and 226,595.29

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Solution

The fourth proportional to 417,581.91, 576,264.51 and 226,595.29 is: 312,702.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    417,581.91 : 576,264.51 = 226,595.29 : x
  2. Step 2: Convert to fraction form
    417,581.91/576,264.51 = 226,595.29/x
  3. Step 3: Cross multiply
    417,581.91x = 576,264.51 × 226,595.29
  4. Step 4: Simplify right side
    417,581.91x = 130,578,823,760.16
  5. Step 5: Solve for x
    x = 130,578,823,760.16/417,581.91
  6. Step 6: Final answer
    x = 312,702.30

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Why These Related Problems?

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