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Finding the Fourth Proportional to 524,522.09, 723,453.04 and 361,230.46

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Solution

The fourth proportional to 524,522.09, 723,453.04 and 361,230.46 is: 498,231.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    524,522.09 : 723,453.04 = 361,230.46 : x
  2. Step 2: Convert to fraction form
    524,522.09/723,453.04 = 361,230.46/x
  3. Step 3: Cross multiply
    524,522.09x = 723,453.04 × 361,230.46
  4. Step 4: Simplify right side
    524,522.09x = 261,333,273,070.50
  5. Step 5: Solve for x
    x = 261,333,273,070.50/524,522.09
  6. Step 6: Final answer
    x = 498,231.20

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Double scale
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Similar ratio
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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.