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Finding the Fourth Proportional to 230,955.31, 319,024.33 and 185,803.34

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Solution

The fourth proportional to 230,955.31, 319,024.33 and 185,803.34 is: 256,654.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    230,955.31 : 319,024.33 = 185,803.34 : x
  2. Step 2: Convert to fraction form
    230,955.31/319,024.33 = 185,803.34/x
  3. Step 3: Cross multiply
    230,955.31x = 319,024.33 × 185,803.34
  4. Step 4: Simplify right side
    230,955.31x = 59,275,786,388.31
  5. Step 5: Solve for x
    x = 59,275,786,388.31/230,955.31
  6. Step 6: Final answer
    x = 256,654.79

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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.