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Finding the Fourth Proportional to 365,019.01, 503,720.98 and 203,876.39

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Solution

The fourth proportional to 365,019.01, 503,720.98 and 203,876.39 is: 281,346.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    365,019.01 : 503,720.98 = 203,876.39 : x
  2. Step 2: Convert to fraction form
    365,019.01/503,720.98 = 203,876.39/x
  3. Step 3: Cross multiply
    365,019.01x = 503,720.98 × 203,876.39
  4. Step 4: Simplify right side
    365,019.01x = 102,696,815,719.27
  5. Step 5: Solve for x
    x = 102,696,815,719.27/365,019.01
  6. Step 6: Final answer
    x = 281,346.49

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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.