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Finding the Fourth Proportional to 243,722.66, 365,321.54 and 232,548.98

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Solution

The fourth proportional to 243,722.66, 365,321.54 and 232,548.98 is: 348,573.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    243,722.66 : 365,321.54 = 232,548.98 : x
  2. Step 2: Convert to fraction form
    243,722.66/365,321.54 = 232,548.98/x
  3. Step 3: Cross multiply
    243,722.66x = 365,321.54 × 232,548.98
  4. Step 4: Simplify right side
    243,722.66x = 84,955,151,499.03
  5. Step 5: Solve for x
    x = 84,955,151,499.03/243,722.66
  6. Step 6: Final answer
    x = 348,573.05

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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.