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Finding the Fourth Proportional to 581,317.76, 871,992.96 and 160,593.60

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Solution

The fourth proportional to 581,317.76, 871,992.96 and 160,593.60 is: 240,894.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    581,317.76 : 871,992.96 = 160,593.60 : x
  2. Step 2: Convert to fraction form
    581,317.76/871,992.96 = 160,593.60/x
  3. Step 3: Cross multiply
    581,317.76x = 871,992.96 × 160,593.60
  4. Step 4: Simplify right side
    581,317.76x = 140,036,488,621.06
  5. Step 5: Solve for x
    x = 140,036,488,621.06/581,317.76
  6. Step 6: Final answer
    x = 240,894.91

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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.