Home / 439,087.38-605,925.12-248,096.64

Finding the Fourth Proportional to 439,087.38, 605,925.12 and 248,096.64

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Solution

The fourth proportional to 439,087.38, 605,925.12 and 248,096.64 is: 342,364.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    439,087.38 : 605,925.12 = 248,096.64 : x
  2. Step 2: Convert to fraction form
    439,087.38/605,925.12 = 248,096.64/x
  3. Step 3: Cross multiply
    439,087.38x = 605,925.12 × 248,096.64
  4. Step 4: Simplify right side
    439,087.38x = 150,327,986,363.60
  5. Step 5: Solve for x
    x = 150,327,986,363.60/439,087.38
  6. Step 6: Final answer
    x = 342,364.63

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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.