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Finding the Fourth Proportional to 526,443.73, 726,499.32 and 297,000.24

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Solution

The fourth proportional to 526,443.73, 726,499.32 and 297,000.24 is: 409,864.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    526,443.73 : 726,499.32 = 297,000.24 : x
  2. Step 2: Convert to fraction form
    526,443.73/726,499.32 = 297,000.24/x
  3. Step 3: Cross multiply
    526,443.73x = 726,499.32 × 297,000.24
  4. Step 4: Simplify right side
    526,443.73x = 215,770,472,399.84
  5. Step 5: Solve for x
    x = 215,770,472,399.84/526,443.73
  6. Step 6: Final answer
    x = 409,864.26

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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.