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Finding the Fourth Proportional to 1,781.84, 2,459.62 and 1,595.00

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Solution

The fourth proportional to 1,781.84, 2,459.62 and 1,595.00 is: 2,201.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,781.84 : 2,459.62 = 1,595.00 : x
  2. Step 2: Convert to fraction form
    1,781.84/2,459.62 = 1,595.00/x
  3. Step 3: Cross multiply
    1,781.84x = 2,459.62 × 1,595.00
  4. Step 4: Simplify right side
    1,781.84x = 3,923,073.63
  5. Step 5: Solve for x
    x = 3,923,073.63/1,781.84
  6. Step 6: Final answer
    x = 2,201.70

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.