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Finding the Fourth Proportional to 2,230.86, 3,346.26 and 587.55

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Solution

The fourth proportional to 2,230.86, 3,346.26 and 587.55 is: 881.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,230.86 : 3,346.26 = 587.55 : x
  2. Step 2: Convert to fraction form
    2,230.86/3,346.26 = 587.55/x
  3. Step 3: Cross multiply
    2,230.86x = 3,346.26 × 587.55
  4. Step 4: Simplify right side
    2,230.86x = 1,966,095.06
  5. Step 5: Solve for x
    x = 1,966,095.06/2,230.86
  6. Step 6: Final answer
    x = 881.32

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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.