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Finding the Fourth Proportional to 632,201.76, 872,039.52 and 441,145.44

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Solution

The fourth proportional to 632,201.76, 872,039.52 and 441,145.44 is: 608,502.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    632,201.76 : 872,039.52 = 441,145.44 : x
  2. Step 2: Convert to fraction form
    632,201.76/872,039.52 = 441,145.44/x
  3. Step 3: Cross multiply
    632,201.76x = 872,039.52 × 441,145.44
  4. Step 4: Simplify right side
    632,201.76x = 384,696,257,747.79
  5. Step 5: Solve for x
    x = 384,696,257,747.79/632,201.76
  6. Step 6: Final answer
    x = 608,502.35

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1.5x scale

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.