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Finding the Fourth Proportional to 503,534.23, 755,301.58 and 166,574.88

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Solution

The fourth proportional to 503,534.23, 755,301.58 and 166,574.88 is: 249,862.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    503,534.23 : 755,301.58 = 166,574.88 : x
  2. Step 2: Convert to fraction form
    503,534.23/755,301.58 = 166,574.88/x
  3. Step 3: Cross multiply
    503,534.23x = 755,301.58 × 166,574.88
  4. Step 4: Simplify right side
    503,534.23x = 125,814,269,635.87
  5. Step 5: Solve for x
    x = 125,814,269,635.87/503,534.23
  6. Step 6: Final answer
    x = 249,862.40

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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.