Home / 591,764.40-887,063.40-292,291.20

Finding the Fourth Proportional to 591,764.40, 887,063.40 and 292,291.20

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Solution

The fourth proportional to 591,764.40, 887,063.40 and 292,291.20 is: 438,148.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    591,764.40 : 887,063.40 = 292,291.20 : x
  2. Step 2: Convert to fraction form
    591,764.40/887,063.40 = 292,291.20/x
  3. Step 3: Cross multiply
    591,764.40x = 887,063.40 × 292,291.20
  4. Step 4: Simplify right side
    591,764.40x = 259,280,825,662.08
  5. Step 5: Solve for x
    x = 259,280,825,662.08/591,764.40
  6. Step 6: Final answer
    x = 438,148.74

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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.