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Finding the Fourth Proportional to 253,474.30, 349,831.48 and 146,023.66

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Solution

The fourth proportional to 253,474.30, 349,831.48 and 146,023.66 is: 201,533.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    253,474.30 : 349,831.48 = 146,023.66 : x
  2. Step 2: Convert to fraction form
    253,474.30/349,831.48 = 146,023.66/x
  3. Step 3: Cross multiply
    253,474.30x = 349,831.48 × 146,023.66
  4. Step 4: Simplify right side
    253,474.30x = 51,083,673,092.82
  5. Step 5: Solve for x
    x = 51,083,673,092.82/253,474.30
  6. Step 6: Final answer
    x = 201,533.93

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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.