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Finding the Fourth Proportional to 1,093,501.45, 1,640,252.18 and 1,093,501.45

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Solution

The fourth proportional to 1,093,501.45, 1,640,252.18 and 1,093,501.45 is: 1,640,252.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,093,501.45 : 1,640,252.18 = 1,093,501.45 : x
  2. Step 2: Convert to fraction form
    1,093,501.45/1,640,252.18 = 1,093,501.45/x
  3. Step 3: Cross multiply
    1,093,501.45x = 1,640,252.18 × 1,093,501.45
  4. Step 4: Simplify right side
    1,093,501.45x = 1,793,618,137,195.66
  5. Step 5: Solve for x
    x = 1,793,618,137,195.66/1,093,501.45
  6. Step 6: Final answer
    x = 1,640,252.18

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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.