Home / 614,919.97-848,592.68-339,287.35

Finding the Fourth Proportional to 614,919.97, 848,592.68 and 339,287.35

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Solution

The fourth proportional to 614,919.97, 848,592.68 and 339,287.35 is: 468,218.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    614,919.97 : 848,592.68 = 339,287.35 : x
  2. Step 2: Convert to fraction form
    614,919.97/848,592.68 = 339,287.35/x
  3. Step 3: Cross multiply
    614,919.97x = 848,592.68 × 339,287.35
  4. Step 4: Simplify right side
    614,919.97x = 287,916,756,774.04
  5. Step 5: Solve for x
    x = 287,916,756,774.04/614,919.97
  6. Step 6: Final answer
    x = 468,218.26

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1.5x scale

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.