Home / 439,073.64-605,922.21-237,869.64

Finding the Fourth Proportional to 439,073.64, 605,922.21 and 237,869.64

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Solution

The fourth proportional to 439,073.64, 605,922.21 and 237,869.64 is: 328,260.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    439,073.64 : 605,922.21 = 237,869.64 : x
  2. Step 2: Convert to fraction form
    439,073.64/605,922.21 = 237,869.64/x
  3. Step 3: Cross multiply
    439,073.64x = 605,922.21 × 237,869.64
  4. Step 4: Simplify right side
    439,073.64x = 144,130,497,960.70
  5. Step 5: Solve for x
    x = 144,130,497,960.70/439,073.64
  6. Step 6: Final answer
    x = 328,260.42

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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.