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Finding the Fourth Proportional to 235,344.10, 324,776.82 and 127,914.10

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Solution

The fourth proportional to 235,344.10, 324,776.82 and 127,914.10 is: 176,522.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    235,344.10 : 324,776.82 = 127,914.10 : x
  2. Step 2: Convert to fraction form
    235,344.10/324,776.82 = 127,914.10/x
  3. Step 3: Cross multiply
    235,344.10x = 324,776.82 × 127,914.10
  4. Step 4: Simplify right side
    235,344.10x = 41,543,534,631.16
  5. Step 5: Solve for x
    x = 41,543,534,631.16/235,344.10
  6. Step 6: Final answer
    x = 176,522.52

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1.5x scale

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.