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Finding the Fourth Proportional to 1,754.93, 2,421.70 and 969.00

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Solution

The fourth proportional to 1,754.93, 2,421.70 and 969.00 is: 1,337.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,754.93 : 2,421.70 = 969.00 : x
  2. Step 2: Convert to fraction form
    1,754.93/2,421.70 = 969.00/x
  3. Step 3: Cross multiply
    1,754.93x = 2,421.70 × 969.00
  4. Step 4: Simplify right side
    1,754.93x = 2,346,615.80
  5. Step 5: Solve for x
    x = 2,346,615.80/1,754.93
  6. Step 6: Final answer
    x = 1,337.15

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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.