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Finding the Fourth Proportional to 503,002.35, 754,343.55 and 165,980.16

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Solution

The fourth proportional to 503,002.35, 754,343.55 and 165,980.16 is: 248,917.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    503,002.35 : 754,343.55 = 165,980.16 : x
  2. Step 2: Convert to fraction form
    503,002.35/754,343.55 = 165,980.16/x
  3. Step 3: Cross multiply
    503,002.35x = 754,343.55 × 165,980.16
  4. Step 4: Simplify right side
    503,002.35x = 125,206,063,123.97
  5. Step 5: Solve for x
    x = 125,206,063,123.97/503,002.35
  6. Step 6: Final answer
    x = 248,917.45

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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.