Home / 534,741.50-737,943.27-319,890.62

Finding the Fourth Proportional to 534,741.50, 737,943.27 and 319,890.62

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Solution

The fourth proportional to 534,741.50, 737,943.27 and 319,890.62 is: 441,449.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    534,741.50 : 737,943.27 = 319,890.62 : x
  2. Step 2: Convert to fraction form
    534,741.50/737,943.27 = 319,890.62/x
  3. Step 3: Cross multiply
    534,741.50x = 737,943.27 × 319,890.62
  4. Step 4: Simplify right side
    534,741.50x = 236,061,130,165.13
  5. Step 5: Solve for x
    x = 236,061,130,165.13/534,741.50
  6. Step 6: Final answer
    x = 441,449.06

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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.