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Finding the Fourth Proportional to 474,433.83, 654,734.41 and 259,574.00

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Solution

The fourth proportional to 474,433.83, 654,734.41 and 259,574.00 is: 358,220.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    474,433.83 : 654,734.41 = 259,574.00 : x
  2. Step 2: Convert to fraction form
    474,433.83/654,734.41 = 259,574.00/x
  3. Step 3: Cross multiply
    474,433.83x = 654,734.41 × 259,574.00
  4. Step 4: Simplify right side
    474,433.83x = 169,952,025,818.73
  5. Step 5: Solve for x
    x = 169,952,025,818.73/474,433.83
  6. Step 6: Final answer
    x = 358,220.72

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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.