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Finding the Fourth Proportional to 533,922.86, 736,813.85 and 292,205.30

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Solution

The fourth proportional to 533,922.86, 736,813.85 and 292,205.30 is: 403,243.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    533,922.86 : 736,813.85 = 292,205.30 : x
  2. Step 2: Convert to fraction form
    533,922.86/736,813.85 = 292,205.30/x
  3. Step 3: Cross multiply
    533,922.86x = 736,813.85 × 292,205.30
  4. Step 4: Simplify right side
    533,922.86x = 215,300,906,938.31
  5. Step 5: Solve for x
    x = 215,300,906,938.31/533,922.86
  6. Step 6: Final answer
    x = 403,243.47

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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.