Home / 439,073.32-605,917.38-237,868.84

Finding the Fourth Proportional to 439,073.32, 605,917.38 and 237,868.84

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Solution

The fourth proportional to 439,073.32, 605,917.38 and 237,868.84 is: 328,256.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    439,073.32 : 605,917.38 = 237,868.84 : x
  2. Step 2: Convert to fraction form
    439,073.32/605,917.38 = 237,868.84/x
  3. Step 3: Cross multiply
    439,073.32x = 605,917.38 × 237,868.84
  4. Step 4: Simplify right side
    439,073.32x = 144,128,864,316.44
  5. Step 5: Solve for x
    x = 144,128,864,316.44/439,073.32
  6. Step 6: Final answer
    x = 328,256.94

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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.