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Finding the Fourth Proportional to 1,371,633, 1,892,416.12 and 888,568.44

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Solution

The fourth proportional to 1,371,633, 1,892,416.12 and 888,568.44 is: 1,225,941.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,371,633 : 1,892,416.12 = 888,568.44 : x
  2. Step 2: Convert to fraction form
    1,371,633/1,892,416.12 = 888,568.44/x
  3. Step 3: Cross multiply
    1,371,633x = 1,892,416.12 × 888,568.44
  4. Step 4: Simplify right side
    1,371,633x = 1,681,541,239,579.25
  5. Step 5: Solve for x
    x = 1,681,541,239,579.25/1,371,633
  6. Step 6: Final answer
    x = 1,225,941.08

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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.