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Finding the Fourth Proportional to 255,654.51, 352,732.37 and 165,014.30

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Solution

The fourth proportional to 255,654.51, 352,732.37 and 165,014.30 is: 227,673.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    255,654.51 : 352,732.37 = 165,014.30 : x
  2. Step 2: Convert to fraction form
    255,654.51/352,732.37 = 165,014.30/x
  3. Step 3: Cross multiply
    255,654.51x = 352,732.37 × 165,014.30
  4. Step 4: Simplify right side
    255,654.51x = 58,205,882,534.16
  5. Step 5: Solve for x
    x = 58,205,882,534.16/255,654.51
  6. Step 6: Final answer
    x = 227,673.99

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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.