Home / 319,719.92-441,211.37-174,525.12

Finding the Fourth Proportional to 319,719.92, 441,211.37 and 174,525.12

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Solution

The fourth proportional to 319,719.92, 441,211.37 and 174,525.12 is: 240,843.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    319,719.92 : 441,211.37 = 174,525.12 : x
  2. Step 2: Convert to fraction form
    319,719.92/441,211.37 = 174,525.12/x
  3. Step 3: Cross multiply
    319,719.92x = 441,211.37 × 174,525.12
  4. Step 4: Simplify right side
    319,719.92x = 77,002,466,421.99
  5. Step 5: Solve for x
    x = 77,002,466,421.99/319,719.92
  6. Step 6: Final answer
    x = 240,843.51

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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.