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Finding the Fourth Proportional to 361,165.36, 498,242.76 and 233,881.96

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Solution

The fourth proportional to 361,165.36, 498,242.76 and 233,881.96 is: 322,649.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    361,165.36 : 498,242.76 = 233,881.96 : x
  2. Step 2: Convert to fraction form
    361,165.36/498,242.76 = 233,881.96/x
  3. Step 3: Cross multiply
    361,165.36x = 498,242.76 × 233,881.96
  4. Step 4: Simplify right side
    361,165.36x = 116,529,993,264.61
  5. Step 5: Solve for x
    x = 116,529,993,264.61/361,165.36
  6. Step 6: Final answer
    x = 322,649.97

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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.