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Finding the Fourth Proportional to 1,207,957.19, 1,807,993 and 888,024.37

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Solution

The fourth proportional to 1,207,957.19, 1,807,993 and 888,024.37 is: 1,329,138.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,207,957.19 : 1,807,993 = 888,024.37 : x
  2. Step 2: Convert to fraction form
    1,207,957.19/1,807,993 = 888,024.37/x
  3. Step 3: Cross multiply
    1,207,957.19x = 1,807,993 × 888,024.37
  4. Step 4: Simplify right side
    1,207,957.19x = 1,605,541,844,789.41
  5. Step 5: Solve for x
    x = 1,605,541,844,789.41/1,207,957.19
  6. Step 6: Final answer
    x = 1,329,138.03

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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.