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Finding the Fourth Proportional to 533,965.97, 736,854.98 and 292,243.34

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Solution

The fourth proportional to 533,965.97, 736,854.98 and 292,243.34 is: 403,285.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    533,965.97 : 736,854.98 = 292,243.34 : x
  2. Step 2: Convert to fraction form
    533,965.97/736,854.98 = 292,243.34/x
  3. Step 3: Cross multiply
    533,965.97x = 736,854.98 × 292,243.34
  4. Step 4: Simplify right side
    533,965.97x = 215,340,960,831.75
  5. Step 5: Solve for x
    x = 215,340,960,831.75/533,965.97
  6. Step 6: Final answer
    x = 403,285.92

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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.