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Finding the Fourth Proportional to 526,244.46, 726,549.42 and 365,043.12

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Solution

The fourth proportional to 526,244.46, 726,549.42 and 365,043.12 is: 503,989.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    526,244.46 : 726,549.42 = 365,043.12 : x
  2. Step 2: Convert to fraction form
    526,244.46/726,549.42 = 365,043.12/x
  3. Step 3: Cross multiply
    526,244.46x = 726,549.42 × 365,043.12
  4. Step 4: Simplify right side
    526,244.46x = 265,221,867,110.99
  5. Step 5: Solve for x
    x = 265,221,867,110.99/526,244.46
  6. Step 6: Final answer
    x = 503,989.85

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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.