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Finding the Fourth Proportional to 533,920.21, 736,800.03 and 292,197.92

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Solution

The fourth proportional to 533,920.21, 736,800.03 and 292,197.92 is: 403,227.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    533,920.21 : 736,800.03 = 292,197.92 : x
  2. Step 2: Convert to fraction form
    533,920.21/736,800.03 = 292,197.92/x
  3. Step 3: Cross multiply
    533,920.21x = 736,800.03 × 292,197.92
  4. Step 4: Simplify right side
    533,920.21x = 215,291,432,537.94
  5. Step 5: Solve for x
    x = 215,291,432,537.94/533,920.21
  6. Step 6: Final answer
    x = 403,227.73

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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.