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Finding the Fourth Proportional to 1,775,384, 2,450,038.56 and 970,568

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Solution

The fourth proportional to 1,775,384, 2,450,038.56 and 970,568 is: 1,339,388.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,775,384 : 2,450,038.56 = 970,568 : x
  2. Step 2: Convert to fraction form
    1,775,384/2,450,038.56 = 970,568/x
  3. Step 3: Cross multiply
    1,775,384x = 2,450,038.56 × 970,568
  4. Step 4: Simplify right side
    1,775,384x = 2,377,929,025,102.08
  5. Step 5: Solve for x
    x = 2,377,929,025,102.08/1,775,384
  6. Step 6: Final answer
    x = 1,339,388.56

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.