Home / 588,487.40-882,116.70-321,837.80

Finding the Fourth Proportional to 588,487.40, 882,116.70 and 321,837.80

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Solution

The fourth proportional to 588,487.40, 882,116.70 and 321,837.80 is: 482,420.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    588,487.40 : 882,116.70 = 321,837.80 : x
  2. Step 2: Convert to fraction form
    588,487.40/882,116.70 = 321,837.80/x
  3. Step 3: Cross multiply
    588,487.40x = 882,116.70 × 321,837.80
  4. Step 4: Simplify right side
    588,487.40x = 283,898,498,071.26
  5. Step 5: Solve for x
    x = 283,898,498,071.26/588,487.40
  6. Step 6: Final answer
    x = 482,420.69

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.