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Finding the Fourth Proportional to 359,062.93, 495,324.75 and 274,032.37

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Solution

The fourth proportional to 359,062.93, 495,324.75 and 274,032.37 is: 378,025.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    359,062.93 : 495,324.75 = 274,032.37 : x
  2. Step 2: Convert to fraction form
    359,062.93/495,324.75 = 274,032.37/x
  3. Step 3: Cross multiply
    359,062.93x = 495,324.75 × 274,032.37
  4. Step 4: Simplify right side
    359,062.93x = 135,735,015,162.16
  5. Step 5: Solve for x
    x = 135,735,015,162.16/359,062.93
  6. Step 6: Final answer
    x = 378,025.70

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.