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Finding the Fourth Proportional to 503,604.41, 755,406.68 and 166,554.59

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Solution

The fourth proportional to 503,604.41, 755,406.68 and 166,554.59 is: 249,831.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    503,604.41 : 755,406.68 = 166,554.59 : x
  2. Step 2: Convert to fraction form
    503,604.41/755,406.68 = 166,554.59/x
  3. Step 3: Cross multiply
    503,604.41x = 755,406.68 × 166,554.59
  4. Step 4: Simplify right side
    503,604.41x = 125,816,445,260.86
  5. Step 5: Solve for x
    x = 125,816,445,260.86/503,604.41
  6. Step 6: Final answer
    x = 249,831.90

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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.