Home / 593,514.48-819,048.81-321,589.73

Finding the Fourth Proportional to 593,514.48, 819,048.81 and 321,589.73

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Solution

The fourth proportional to 593,514.48, 819,048.81 and 321,589.73 is: 443,793.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    593,514.48 : 819,048.81 = 321,589.73 : x
  2. Step 2: Convert to fraction form
    593,514.48/819,048.81 = 321,589.73/x
  3. Step 3: Cross multiply
    593,514.48x = 819,048.81 × 321,589.73
  4. Step 4: Simplify right side
    593,514.48x = 263,397,681,569.48
  5. Step 5: Solve for x
    x = 263,397,681,569.48/593,514.48
  6. Step 6: Final answer
    x = 443,793.19

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Double scale
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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.