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Finding the Fourth Proportional to 1,358,213, 1,874,392.26 and 754,601

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Solution

The fourth proportional to 1,358,213, 1,874,392.26 and 754,601 is: 1,041,381.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,358,213 : 1,874,392.26 = 754,601 : x
  2. Step 2: Convert to fraction form
    1,358,213/1,874,392.26 = 754,601/x
  3. Step 3: Cross multiply
    1,358,213x = 1,874,392.26 × 754,601
  4. Step 4: Simplify right side
    1,358,213x = 1,414,418,273,788.26
  5. Step 5: Solve for x
    x = 1,414,418,273,788.26/1,358,213
  6. Step 6: Final answer
    x = 1,041,381.78

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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.