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Finding the Fourth Proportional to 531,385.58, 797,233.67 and 171,548.00

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Solution

The fourth proportional to 531,385.58, 797,233.67 and 171,548.00 is: 257,372.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    531,385.58 : 797,233.67 = 171,548.00 : x
  2. Step 2: Convert to fraction form
    531,385.58/797,233.67 = 171,548.00/x
  3. Step 3: Cross multiply
    531,385.58x = 797,233.67 × 171,548.00
  4. Step 4: Simplify right side
    531,385.58x = 136,763,836,777.25
  5. Step 5: Solve for x
    x = 136,763,836,777.25/531,385.58
  6. Step 6: Final answer
    x = 257,372.13

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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.