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Finding the Fourth Proportional to 1,325.68, 1,987.71 and 594.25

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Solution

The fourth proportional to 1,325.68, 1,987.71 and 594.25 is: 891.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,325.68 : 1,987.71 = 594.25 : x
  2. Step 2: Convert to fraction form
    1,325.68/1,987.71 = 594.25/x
  3. Step 3: Cross multiply
    1,325.68x = 1,987.71 × 594.25
  4. Step 4: Simplify right side
    1,325.68x = 1,181,196.67
  5. Step 5: Solve for x
    x = 1,181,196.67/1,325.68
  6. Step 6: Final answer
    x = 891.01

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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.