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Finding the Fourth Proportional to 474,264.37, 654,301.56 and 292,660.75

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Solution

The fourth proportional to 474,264.37, 654,301.56 and 292,660.75 is: 403,758.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    474,264.37 : 654,301.56 = 292,660.75 : x
  2. Step 2: Convert to fraction form
    474,264.37/654,301.56 = 292,660.75/x
  3. Step 3: Cross multiply
    474,264.37x = 654,301.56 × 292,660.75
  4. Step 4: Simplify right side
    474,264.37x = 191,488,385,275.77
  5. Step 5: Solve for x
    x = 191,488,385,275.77/474,264.37
  6. Step 6: Final answer
    x = 403,758.74

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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.