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Finding the Fourth Proportional to 503,324.16, 694,560.96 and 276,926.40

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Solution

The fourth proportional to 503,324.16, 694,560.96 and 276,926.40 is: 382,143.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    503,324.16 : 694,560.96 = 276,926.40 : x
  2. Step 2: Convert to fraction form
    503,324.16/694,560.96 = 276,926.40/x
  3. Step 3: Cross multiply
    503,324.16x = 694,560.96 × 276,926.40
  4. Step 4: Simplify right side
    503,324.16x = 192,342,266,233.34
  5. Step 5: Solve for x
    x = 192,342,266,233.34/503,324.16
  6. Step 6: Final answer
    x = 382,143.92

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1.5x scale

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.