Home / 534,865.77-738,081.27-293,131.20

Finding the Fourth Proportional to 534,865.77, 738,081.27 and 293,131.20

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Solution

The fourth proportional to 534,865.77, 738,081.27 and 293,131.20 is: 404,502.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    534,865.77 : 738,081.27 = 293,131.20 : x
  2. Step 2: Convert to fraction form
    534,865.77/738,081.27 = 293,131.20/x
  3. Step 3: Cross multiply
    534,865.77x = 738,081.27 × 293,131.20
  4. Step 4: Simplify right side
    534,865.77x = 216,354,648,372.62
  5. Step 5: Solve for x
    x = 216,354,648,372.62/534,865.77
  6. Step 6: Final answer
    x = 404,502.70

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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.