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Finding the Fourth Proportional to 1,793,876, 2,475,568.24 and 978,073.04

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Solution

The fourth proportional to 1,793,876, 2,475,568.24 and 978,073.04 is: 1,349,751.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,793,876 : 2,475,568.24 = 978,073.04 : x
  2. Step 2: Convert to fraction form
    1,793,876/2,475,568.24 = 978,073.04/x
  3. Step 3: Cross multiply
    1,793,876x = 2,475,568.24 × 978,073.04
  4. Step 4: Simplify right side
    1,793,876x = 2,421,286,554,224.25
  5. Step 5: Solve for x
    x = 2,421,286,554,224.25/1,793,876
  6. Step 6: Final answer
    x = 1,349,751.35

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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.