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Finding the Fourth Proportional to 531,797.00, 797,695.09 and 157,820.00

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Solution

The fourth proportional to 531,797.00, 797,695.09 and 157,820.00 is: 236,729.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    531,797.00 : 797,695.09 = 157,820.00 : x
  2. Step 2: Convert to fraction form
    531,797.00/797,695.09 = 157,820.00/x
  3. Step 3: Cross multiply
    531,797.00x = 797,695.09 × 157,820.00
  4. Step 4: Simplify right side
    531,797.00x = 125,892,234,720.78
  5. Step 5: Solve for x
    x = 125,892,234,720.78/531,797.00
  6. Step 6: Final answer
    x = 236,729.87

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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.