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Finding the Fourth Proportional to 587,600.38, 805,607.57 and 576,971.56

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Solution

The fourth proportional to 587,600.38, 805,607.57 and 576,971.56 is: 791,035.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    587,600.38 : 805,607.57 = 576,971.56 : x
  2. Step 2: Convert to fraction form
    587,600.38/805,607.57 = 576,971.56/x
  3. Step 3: Cross multiply
    587,600.38x = 805,607.57 × 576,971.56
  4. Step 4: Simplify right side
    587,600.38x = 464,812,656,410.71
  5. Step 5: Solve for x
    x = 464,812,656,410.71/587,600.38
  6. Step 6: Final answer
    x = 791,035.32

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.