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Finding the Fourth Proportional to 233,944.71, 351,072.78 and 127,355.55

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Solution

The fourth proportional to 233,944.71, 351,072.78 and 127,355.55 is: 191,118.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    233,944.71 : 351,072.78 = 127,355.55 : x
  2. Step 2: Convert to fraction form
    233,944.71/351,072.78 = 127,355.55/x
  3. Step 3: Cross multiply
    233,944.71x = 351,072.78 × 127,355.55
  4. Step 4: Simplify right side
    233,944.71x = 44,711,066,986.93
  5. Step 5: Solve for x
    x = 44,711,066,986.93/233,944.71
  6. Step 6: Final answer
    x = 191,118.09

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1.5x scale

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.