Home / 593,217.52-818,636.09-321,279.19

Finding the Fourth Proportional to 593,217.52, 818,636.09 and 321,279.19

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Solution

The fourth proportional to 593,217.52, 818,636.09 and 321,279.19 is: 443,363.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    593,217.52 : 818,636.09 = 321,279.19 : x
  2. Step 2: Convert to fraction form
    593,217.52/818,636.09 = 321,279.19/x
  3. Step 3: Cross multiply
    593,217.52x = 818,636.09 × 321,279.19
  4. Step 4: Simplify right side
    593,217.52x = 263,010,736,246.98
  5. Step 5: Solve for x
    x = 263,010,736,246.98/593,217.52
  6. Step 6: Final answer
    x = 443,363.06

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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.