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Finding the Fourth Proportional to 526,229.46, 726,528.69 and 365,028.12

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Solution

The fourth proportional to 526,229.46, 726,528.69 and 365,028.12 is: 503,969.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    526,229.46 : 726,528.69 = 365,028.12 : x
  2. Step 2: Convert to fraction form
    526,229.46/726,528.69 = 365,028.12/x
  3. Step 3: Cross multiply
    526,229.46x = 726,528.69 × 365,028.12
  4. Step 4: Simplify right side
    526,229.46x = 265,203,401,836.76
  5. Step 5: Solve for x
    x = 265,203,401,836.76/526,229.46
  6. Step 6: Final answer
    x = 503,969.13

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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.