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Finding the Fourth Proportional to 243,724.87, 336,424.87 and 167,496.30

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Solution

The fourth proportional to 243,724.87, 336,424.87 and 167,496.30 is: 231,203.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    243,724.87 : 336,424.87 = 167,496.30 : x
  2. Step 2: Convert to fraction form
    243,724.87/336,424.87 = 167,496.30/x
  3. Step 3: Cross multiply
    243,724.87x = 336,424.87 × 167,496.30
  4. Step 4: Simplify right side
    243,724.87x = 56,349,919,745.07
  5. Step 5: Solve for x
    x = 56,349,919,745.07/243,724.87
  6. Step 6: Final answer
    x = 231,203.00

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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.