Home / 239,815.16-330,984.94-229,186.04

Finding the Fourth Proportional to 239,815.16, 330,984.94 and 229,186.04

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Solution

The fourth proportional to 239,815.16, 330,984.94 and 229,186.04 is: 316,314.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    239,815.16 : 330,984.94 = 229,186.04 : x
  2. Step 2: Convert to fraction form
    239,815.16/330,984.94 = 229,186.04/x
  3. Step 3: Cross multiply
    239,815.16x = 330,984.94 × 229,186.04
  4. Step 4: Simplify right side
    239,815.16x = 75,857,127,698.24
  5. Step 5: Solve for x
    x = 75,857,127,698.24/239,815.16
  6. Step 6: Final answer
    x = 316,314.98

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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.