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Finding the Fourth Proportional to 2,349.72, 3,525.84 and 1,802.88

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Solution

The fourth proportional to 2,349.72, 3,525.84 and 1,802.88 is: 2,705.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,349.72 : 3,525.84 = 1,802.88 : x
  2. Step 2: Convert to fraction form
    2,349.72/3,525.84 = 1,802.88/x
  3. Step 3: Cross multiply
    2,349.72x = 3,525.84 × 1,802.88
  4. Step 4: Simplify right side
    2,349.72x = 6,356,666.42
  5. Step 5: Solve for x
    x = 6,356,666.42/2,349.72
  6. Step 6: Final answer
    x = 2,705.29

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.