Home / 585,917.60-878,876.40-270,281.12

Finding the Fourth Proportional to 585,917.60, 878,876.40 and 270,281.12

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Solution

The fourth proportional to 585,917.60, 878,876.40 and 270,281.12 is: 405,421.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    585,917.60 : 878,876.40 = 270,281.12 : x
  2. Step 2: Convert to fraction form
    585,917.60/878,876.40 = 270,281.12/x
  3. Step 3: Cross multiply
    585,917.60x = 878,876.40 × 270,281.12
  4. Step 4: Simplify right side
    585,917.60x = 237,543,697,733.57
  5. Step 5: Solve for x
    x = 237,543,697,733.57/585,917.60
  6. Step 6: Final answer
    x = 405,421.68

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Similar ratio
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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.