Home / 526,967.38-727,215.33-285,251.94

Finding the Fourth Proportional to 526,967.38, 727,215.33 and 285,251.94

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Solution

The fourth proportional to 526,967.38, 727,215.33 and 285,251.94 is: 393,647.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    526,967.38 : 727,215.33 = 285,251.94 : x
  2. Step 2: Convert to fraction form
    526,967.38/727,215.33 = 285,251.94/x
  3. Step 3: Cross multiply
    526,967.38x = 727,215.33 × 285,251.94
  4. Step 4: Simplify right side
    526,967.38x = 207,439,583,680.24
  5. Step 5: Solve for x
    x = 207,439,583,680.24/526,967.38
  6. Step 6: Final answer
    x = 393,647.86

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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.