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Finding the Fourth Proportional to 1,807.40, 2,707.32 and 1,498.52

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Solution

The fourth proportional to 1,807.40, 2,707.32 and 1,498.52 is: 2,244.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,807.40 : 2,707.32 = 1,498.52 : x
  2. Step 2: Convert to fraction form
    1,807.40/2,707.32 = 1,498.52/x
  3. Step 3: Cross multiply
    1,807.40x = 2,707.32 × 1,498.52
  4. Step 4: Simplify right side
    1,807.40x = 4,056,973.17
  5. Step 5: Solve for x
    x = 4,056,973.17/1,807.40
  6. Step 6: Final answer
    x = 2,244.65

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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.