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Finding the Fourth Proportional to 2,230.51, 3,345.97 and 587.06

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Solution

The fourth proportional to 2,230.51, 3,345.97 and 587.06 is: 880.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,230.51 : 3,345.97 = 587.06 : x
  2. Step 2: Convert to fraction form
    2,230.51/3,345.97 = 587.06/x
  3. Step 3: Cross multiply
    2,230.51x = 3,345.97 × 587.06
  4. Step 4: Simplify right side
    2,230.51x = 1,964,285.15
  5. Step 5: Solve for x
    x = 1,964,285.15/2,230.51
  6. Step 6: Final answer
    x = 880.64

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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.