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Finding the Fourth Proportional to 552,896.40, 827,789.40 and 496,909.20

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Solution

The fourth proportional to 552,896.40, 827,789.40 and 496,909.20 is: 743,966.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    552,896.40 : 827,789.40 = 496,909.20 : x
  2. Step 2: Convert to fraction form
    552,896.40/827,789.40 = 496,909.20/x
  3. Step 3: Cross multiply
    552,896.40x = 827,789.40 × 496,909.20
  4. Step 4: Simplify right side
    552,896.40x = 411,336,168,522.48
  5. Step 5: Solve for x
    x = 411,336,168,522.48/552,896.40
  6. Step 6: Final answer
    x = 743,966.08

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.