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Finding the Fourth Proportional to 1,359.59, 1,878.39 and 1,095.93

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Solution

The fourth proportional to 1,359.59, 1,878.39 and 1,095.93 is: 1,514.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,359.59 : 1,878.39 = 1,095.93 : x
  2. Step 2: Convert to fraction form
    1,359.59/1,878.39 = 1,095.93/x
  3. Step 3: Cross multiply
    1,359.59x = 1,878.39 × 1,095.93
  4. Step 4: Simplify right side
    1,359.59x = 2,058,583.95
  5. Step 5: Solve for x
    x = 2,058,583.95/1,359.59
  6. Step 6: Final answer
    x = 1,514.13

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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.