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Finding the Fourth Proportional to 1,375.01, 1,897.04 and 955.25

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Solution

The fourth proportional to 1,375.01, 1,897.04 and 955.25 is: 1,317.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,375.01 : 1,897.04 = 955.25 : x
  2. Step 2: Convert to fraction form
    1,375.01/1,897.04 = 955.25/x
  3. Step 3: Cross multiply
    1,375.01x = 1,897.04 × 955.25
  4. Step 4: Simplify right side
    1,375.01x = 1,812,142.68
  5. Step 5: Solve for x
    x = 1,812,142.68/1,375.01
  6. Step 6: Final answer
    x = 1,317.91

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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.