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Finding the Fourth Proportional to 1,505.97, 2,258.72 and 410.42

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Solution

The fourth proportional to 1,505.97, 2,258.72 and 410.42 is: 615.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,505.97 : 2,258.72 = 410.42 : x
  2. Step 2: Convert to fraction form
    1,505.97/2,258.72 = 410.42/x
  3. Step 3: Cross multiply
    1,505.97x = 2,258.72 × 410.42
  4. Step 4: Simplify right side
    1,505.97x = 927,030.54
  5. Step 5: Solve for x
    x = 927,030.54/1,505.97
  6. Step 6: Final answer
    x = 615.57

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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.