Home / 527,414.32-791,034.04-190,390.40

Finding the Fourth Proportional to 527,414.32, 791,034.04 and 190,390.40

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Solution

The fourth proportional to 527,414.32, 791,034.04 and 190,390.40 is: 285,554.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    527,414.32 : 791,034.04 = 190,390.40 : x
  2. Step 2: Convert to fraction form
    527,414.32/791,034.04 = 190,390.40/x
  3. Step 3: Cross multiply
    527,414.32x = 791,034.04 × 190,390.40
  4. Step 4: Simplify right side
    527,414.32x = 150,605,287,289.22
  5. Step 5: Solve for x
    x = 150,605,287,289.22/527,414.32
  6. Step 6: Final answer
    x = 285,554.04

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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.