Home / 534,225.12-737,158.32-319,319.52

Finding the Fourth Proportional to 534,225.12, 737,158.32 and 319,319.52

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Solution

The fourth proportional to 534,225.12, 737,158.32 and 319,319.52 is: 440,617.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    534,225.12 : 737,158.32 = 319,319.52 : x
  2. Step 2: Convert to fraction form
    534,225.12/737,158.32 = 319,319.52/x
  3. Step 3: Cross multiply
    534,225.12x = 737,158.32 × 319,319.52
  4. Step 4: Simplify right side
    534,225.12x = 235,389,040,906.41
  5. Step 5: Solve for x
    x = 235,389,040,906.41/534,225.12
  6. Step 6: Final answer
    x = 440,617.69

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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.