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Finding the Fourth Proportional to 269,165.01, 403,749.04 and 69,471.74

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Solution

The fourth proportional to 269,165.01, 403,749.04 and 69,471.74 is: 104,208.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,165.01 : 403,749.04 = 69,471.74 : x
  2. Step 2: Convert to fraction form
    269,165.01/403,749.04 = 69,471.74/x
  3. Step 3: Cross multiply
    269,165.01x = 403,749.04 × 69,471.74
  4. Step 4: Simplify right side
    269,165.01x = 28,049,149,298.08
  5. Step 5: Solve for x
    x = 28,049,149,298.08/269,165.01
  6. Step 6: Final answer
    x = 104,208.01

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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.