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Finding the Fourth Proportional to 614,794.16, 848,414.29 and 342,862.37

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Solution

The fourth proportional to 614,794.16, 848,414.29 and 342,862.37 is: 473,149.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    614,794.16 : 848,414.29 = 342,862.37 : x
  2. Step 2: Convert to fraction form
    614,794.16/848,414.29 = 342,862.37/x
  3. Step 3: Cross multiply
    614,794.16x = 848,414.29 × 342,862.37
  4. Step 4: Simplify right side
    614,794.16x = 290,889,332,496.96
  5. Step 5: Solve for x
    x = 290,889,332,496.96/614,794.16
  6. Step 6: Final answer
    x = 473,149.15

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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.