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Finding the Fourth Proportional to 534,451.97, 737,543.90 and 292,738.59

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Solution

The fourth proportional to 534,451.97, 737,543.90 and 292,738.59 is: 403,979.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    534,451.97 : 737,543.90 = 292,738.59 : x
  2. Step 2: Convert to fraction form
    534,451.97/737,543.90 = 292,738.59/x
  3. Step 3: Cross multiply
    534,451.97x = 737,543.90 × 292,738.59
  4. Step 4: Simplify right side
    534,451.97x = 215,907,562,080.95
  5. Step 5: Solve for x
    x = 215,907,562,080.95/534,451.97
  6. Step 6: Final answer
    x = 403,979.35

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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.