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Finding the Fourth Proportional to 202,746.36, 304,126.89 and 69,625.83

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Solution

The fourth proportional to 202,746.36, 304,126.89 and 69,625.83 is: 104,441.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    202,746.36 : 304,126.89 = 69,625.83 : x
  2. Step 2: Convert to fraction form
    202,746.36/304,126.89 = 69,625.83/x
  3. Step 3: Cross multiply
    202,746.36x = 304,126.89 × 69,625.83
  4. Step 4: Simplify right side
    202,746.36x = 21,175,087,141.57
  5. Step 5: Solve for x
    x = 21,175,087,141.57/202,746.36
  6. Step 6: Final answer
    x = 104,441.27

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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.