Home / 439,148.89-606,017.57-248,158.18

Finding the Fourth Proportional to 439,148.89, 606,017.57 and 248,158.18

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Solution

The fourth proportional to 439,148.89, 606,017.57 and 248,158.18 is: 342,453.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    439,148.89 : 606,017.57 = 248,158.18 : x
  2. Step 2: Convert to fraction form
    439,148.89/606,017.57 = 248,158.18/x
  3. Step 3: Cross multiply
    439,148.89x = 606,017.57 × 248,158.18
  4. Step 4: Simplify right side
    439,148.89x = 150,388,216,735.95
  5. Step 5: Solve for x
    x = 150,388,216,735.95/439,148.89
  6. Step 6: Final answer
    x = 342,453.82

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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.