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Finding the Fourth Proportional to 474,406.16, 654,685.32 and 259,541.52

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Solution

The fourth proportional to 474,406.16, 654,685.32 and 259,541.52 is: 358,169.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    474,406.16 : 654,685.32 = 259,541.52 : x
  2. Step 2: Convert to fraction form
    474,406.16/654,685.32 = 259,541.52/x
  3. Step 3: Cross multiply
    474,406.16x = 654,685.32 × 259,541.52
  4. Step 4: Simplify right side
    474,406.16x = 169,918,023,074.49
  5. Step 5: Solve for x
    x = 169,918,023,074.49/474,406.16
  6. Step 6: Final answer
    x = 358,169.93

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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.