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Finding the Fourth Proportional to 504,833.52, 696,683.40 and 275,394.72

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Solution

The fourth proportional to 504,833.52, 696,683.40 and 275,394.72 is: 380,051.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    504,833.52 : 696,683.40 = 275,394.72 : x
  2. Step 2: Convert to fraction form
    504,833.52/696,683.40 = 275,394.72/x
  3. Step 3: Cross multiply
    504,833.52x = 696,683.40 × 275,394.72
  4. Step 4: Simplify right side
    504,833.52x = 191,862,929,871.65
  5. Step 5: Solve for x
    x = 191,862,929,871.65/504,833.52
  6. Step 6: Final answer
    x = 380,051.88

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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.