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Finding the Fourth Proportional to 235,173.98, 324,546.13 and 127,750.16

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Solution

The fourth proportional to 235,173.98, 324,546.13 and 127,750.16 is: 176,298.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    235,173.98 : 324,546.13 = 127,750.16 : x
  2. Step 2: Convert to fraction form
    235,173.98/324,546.13 = 127,750.16/x
  3. Step 3: Cross multiply
    235,173.98x = 324,546.13 × 127,750.16
  4. Step 4: Simplify right side
    235,173.98x = 41,460,821,165.62
  5. Step 5: Solve for x
    x = 41,460,821,165.62/235,173.98
  6. Step 6: Final answer
    x = 176,298.50

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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.