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Finding the Fourth Proportional to 1,499.18, 2,066.91 and 975.02

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Solution

The fourth proportional to 1,499.18, 2,066.91 and 975.02 is: 1,344.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,499.18 : 2,066.91 = 975.02 : x
  2. Step 2: Convert to fraction form
    1,499.18/2,066.91 = 975.02/x
  3. Step 3: Cross multiply
    1,499.18x = 2,066.91 × 975.02
  4. Step 4: Simplify right side
    1,499.18x = 2,015,278.59
  5. Step 5: Solve for x
    x = 2,015,278.59/1,499.18
  6. Step 6: Final answer
    x = 1,344.25

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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.