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Finding the Fourth Proportional to 474,407.71, 654,690.02 and 259,551.37

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Solution

The fourth proportional to 474,407.71, 654,690.02 and 259,551.37 is: 358,184.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    474,407.71 : 654,690.02 = 259,551.37 : x
  2. Step 2: Convert to fraction form
    474,407.71/654,690.02 = 259,551.37/x
  3. Step 3: Cross multiply
    474,407.71x = 654,690.02 × 259,551.37
  4. Step 4: Simplify right side
    474,407.71x = 169,925,691,616.33
  5. Step 5: Solve for x
    x = 169,925,691,616.33/474,407.71
  6. Step 6: Final answer
    x = 358,184.93

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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.