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Finding the Fourth Proportional to 503,535.74, 755,303.84 and 166,576.37

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Solution

The fourth proportional to 503,535.74, 755,303.84 and 166,576.37 is: 249,864.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    503,535.74 : 755,303.84 = 166,576.37 : x
  2. Step 2: Convert to fraction form
    503,535.74/755,303.84 = 166,576.37/x
  3. Step 3: Cross multiply
    503,535.74x = 755,303.84 × 166,576.37
  4. Step 4: Simplify right side
    503,535.74x = 125,815,767,304.86
  5. Step 5: Solve for x
    x = 125,815,767,304.86/503,535.74
  6. Step 6: Final answer
    x = 249,864.62

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Double scale
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Similar ratio
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1.5x scale

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.