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Finding the Fourth Proportional to 2,297.40, 3,444.48 and 999.24

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Solution

The fourth proportional to 2,297.40, 3,444.48 and 999.24 is: 1,498.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,297.40 : 3,444.48 = 999.24 : x
  2. Step 2: Convert to fraction form
    2,297.40/3,444.48 = 999.24/x
  3. Step 3: Cross multiply
    2,297.40x = 3,444.48 × 999.24
  4. Step 4: Simplify right side
    2,297.40x = 3,441,862.20
  5. Step 5: Solve for x
    x = 3,441,862.20/2,297.40
  6. Step 6: Final answer
    x = 1,498.16

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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.