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Finding the Fourth Proportional to 269,051.04, 403,599.76 and 69,369.74

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Solution

The fourth proportional to 269,051.04, 403,599.76 and 69,369.74 is: 104,060.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,051.04 : 403,599.76 = 69,369.74 : x
  2. Step 2: Convert to fraction form
    269,051.04/403,599.76 = 69,369.74/x
  3. Step 3: Cross multiply
    269,051.04x = 403,599.76 × 69,369.74
  4. Step 4: Simplify right side
    269,051.04x = 27,997,608,223.84
  5. Step 5: Solve for x
    x = 27,997,608,223.84/269,051.04
  6. Step 6: Final answer
    x = 104,060.58

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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.