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Finding the Fourth Proportional to 527,521.30, 727,256.37 and 333,832.66

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Solution

The fourth proportional to 527,521.30, 727,256.37 and 333,832.66 is: 460,231.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    527,521.30 : 727,256.37 = 333,832.66 : x
  2. Step 2: Convert to fraction form
    527,521.30/727,256.37 = 333,832.66/x
  3. Step 3: Cross multiply
    527,521.30x = 727,256.37 × 333,832.66
  4. Step 4: Simplify right side
    527,521.30x = 242,781,928,499.04
  5. Step 5: Solve for x
    x = 242,781,928,499.04/527,521.30
  6. Step 6: Final answer
    x = 460,231.52

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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.