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Finding the Fourth Proportional to 335,987.28, 503,714.52 and 176,032.54

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Solution

The fourth proportional to 335,987.28, 503,714.52 and 176,032.54 is: 263,909.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    335,987.28 : 503,714.52 = 176,032.54 : x
  2. Step 2: Convert to fraction form
    335,987.28/503,714.52 = 176,032.54/x
  3. Step 3: Cross multiply
    335,987.28x = 503,714.52 × 176,032.54
  4. Step 4: Simplify right side
    335,987.28x = 88,670,146,390.48
  5. Step 5: Solve for x
    x = 88,670,146,390.48/335,987.28
  6. Step 6: Final answer
    x = 263,909.24

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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.