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Finding the Fourth Proportional to 202,730.96, 304,067.48 and 69,608.72

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Solution

The fourth proportional to 202,730.96, 304,067.48 and 69,608.72 is: 104,403.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    202,730.96 : 304,067.48 = 69,608.72 : x
  2. Step 2: Convert to fraction form
    202,730.96/304,067.48 = 69,608.72/x
  3. Step 3: Cross multiply
    202,730.96x = 304,067.48 × 69,608.72
  4. Step 4: Simplify right side
    202,730.96x = 21,165,748,076.43
  5. Step 5: Solve for x
    x = 21,165,748,076.43/202,730.96
  6. Step 6: Final answer
    x = 104,403.14

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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.