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Finding the Fourth Proportional to 613,337.72, 844,586.10 and 440,952.30

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Solution

The fourth proportional to 613,337.72, 844,586.10 and 440,952.30 is: 607,205.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    613,337.72 : 844,586.10 = 440,952.30 : x
  2. Step 2: Convert to fraction form
    613,337.72/844,586.10 = 440,952.30/x
  3. Step 3: Cross multiply
    613,337.72x = 844,586.10 × 440,952.30
  4. Step 4: Simplify right side
    613,337.72x = 372,422,183,343.03
  5. Step 5: Solve for x
    x = 372,422,183,343.03/613,337.72
  6. Step 6: Final answer
    x = 607,205.74

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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.