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Finding the Fourth Proportional to 233,940.71, 351,066.74 and 127,351.53

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Solution

The fourth proportional to 233,940.71, 351,066.74 and 127,351.53 is: 191,112.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    233,940.71 : 351,066.74 = 127,351.53 : x
  2. Step 2: Convert to fraction form
    233,940.71/351,066.74 = 127,351.53/x
  3. Step 3: Cross multiply
    233,940.71x = 351,066.74 × 127,351.53
  4. Step 4: Simplify right side
    233,940.71x = 44,708,886,550.71
  5. Step 5: Solve for x
    x = 44,708,886,550.71/233,940.71
  6. Step 6: Final answer
    x = 191,112.04

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.