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Finding the Fourth Proportional to 503,883.42, 755,820.42 and 204,292.79

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Solution

The fourth proportional to 503,883.42, 755,820.42 and 204,292.79 is: 306,437.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    503,883.42 : 755,820.42 = 204,292.79 : x
  2. Step 2: Convert to fraction form
    503,883.42/755,820.42 = 204,292.79/x
  3. Step 3: Cross multiply
    503,883.42x = 755,820.42 × 204,292.79
  4. Step 4: Simplify right side
    503,883.42x = 154,408,662,340.77
  5. Step 5: Solve for x
    x = 154,408,662,340.77/503,883.42
  6. Step 6: Final answer
    x = 306,437.28

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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.