Home / 527,264.91-727,697.97-323,279.76

Finding the Fourth Proportional to 527,264.91, 727,697.97 and 323,279.76

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Solution

The fourth proportional to 527,264.91, 727,697.97 and 323,279.76 is: 446,170.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    527,264.91 : 727,697.97 = 323,279.76 : x
  2. Step 2: Convert to fraction form
    527,264.91/727,697.97 = 323,279.76/x
  3. Step 3: Cross multiply
    527,264.91x = 727,697.97 × 323,279.76
  4. Step 4: Simplify right side
    527,264.91x = 235,250,025,094.09
  5. Step 5: Solve for x
    x = 235,250,025,094.09/527,264.91
  6. Step 6: Final answer
    x = 446,170.46

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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.