Home / 439,082.40-605,933.46-237,878.40

Finding the Fourth Proportional to 439,082.40, 605,933.46 and 237,878.40

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Solution

The fourth proportional to 439,082.40, 605,933.46 and 237,878.40 is: 328,272.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    439,082.40 : 605,933.46 = 237,878.40 : x
  2. Step 2: Convert to fraction form
    439,082.40/605,933.46 = 237,878.40/x
  3. Step 3: Cross multiply
    439,082.40x = 605,933.46 × 237,878.40
  4. Step 4: Simplify right side
    439,082.40x = 144,138,481,971.26
  5. Step 5: Solve for x
    x = 144,138,481,971.26/439,082.40
  6. Step 6: Final answer
    x = 328,272.06

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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.