Home / 439,087.11-605,932.29-248,096.40

Finding the Fourth Proportional to 439,087.11, 605,932.29 and 248,096.40

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Solution

The fourth proportional to 439,087.11, 605,932.29 and 248,096.40 is: 342,368.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    439,087.11 : 605,932.29 = 248,096.40 : x
  2. Step 2: Convert to fraction form
    439,087.11/605,932.29 = 248,096.40/x
  3. Step 3: Cross multiply
    439,087.11x = 605,932.29 × 248,096.40
  4. Step 4: Simplify right side
    439,087.11x = 150,329,619,792.76
  5. Step 5: Solve for x
    x = 150,329,619,792.76/439,087.11
  6. Step 6: Final answer
    x = 342,368.56

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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.