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Finding the Fourth Proportional to 1,888,675, 2,606,371.50 and 1,040,803

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Solution

The fourth proportional to 1,888,675, 2,606,371.50 and 1,040,803 is: 1,436,308.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,888,675 : 2,606,371.50 = 1,040,803 : x
  2. Step 2: Convert to fraction form
    1,888,675/2,606,371.50 = 1,040,803/x
  3. Step 3: Cross multiply
    1,888,675x = 2,606,371.50 × 1,040,803
  4. Step 4: Simplify right side
    1,888,675x = 2,712,719,276,314.50
  5. Step 5: Solve for x
    x = 2,712,719,276,314.50/1,888,675
  6. Step 6: Final answer
    x = 1,436,308.14

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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.