Home / 439,086.46-605,931.45-248,095.75

Finding the Fourth Proportional to 439,086.46, 605,931.45 and 248,095.75

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Solution

The fourth proportional to 439,086.46, 605,931.45 and 248,095.75 is: 342,367.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    439,086.46 : 605,931.45 = 248,095.75 : x
  2. Step 2: Convert to fraction form
    439,086.46/605,931.45 = 248,095.75/x
  3. Step 3: Cross multiply
    439,086.46x = 605,931.45 × 248,095.75
  4. Step 4: Simplify right side
    439,086.46x = 150,329,017,536.34
  5. Step 5: Solve for x
    x = 150,329,017,536.34/439,086.46
  6. Step 6: Final answer
    x = 342,367.69

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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.