Home / 439,072.13-605,920.14-237,868.13

Finding the Fourth Proportional to 439,072.13, 605,920.14 and 237,868.13

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Solution

The fourth proportional to 439,072.13, 605,920.14 and 237,868.13 is: 328,258.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    439,072.13 : 605,920.14 = 237,868.13 : x
  2. Step 2: Convert to fraction form
    439,072.13/605,920.14 = 237,868.13/x
  3. Step 3: Cross multiply
    439,072.13x = 605,920.14 × 237,868.13
  4. Step 4: Simplify right side
    439,072.13x = 144,129,087,601.54
  5. Step 5: Solve for x
    x = 144,129,087,601.54/439,072.13
  6. Step 6: Final answer
    x = 328,258.34

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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.