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Finding the Fourth Proportional to 458,542.59, 632,864.07 and 267,555.51

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Solution

The fourth proportional to 458,542.59, 632,864.07 and 267,555.51 is: 369,270.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    458,542.59 : 632,864.07 = 267,555.51 : x
  2. Step 2: Convert to fraction form
    458,542.59/632,864.07 = 267,555.51/x
  3. Step 3: Cross multiply
    458,542.59x = 632,864.07 × 267,555.51
  4. Step 4: Simplify right side
    458,542.59x = 169,326,269,009.53
  5. Step 5: Solve for x
    x = 169,326,269,009.53/458,542.59
  6. Step 6: Final answer
    x = 369,270.54

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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.