Home / 412,438.32-569,187.18-231,208.46

Finding the Fourth Proportional to 412,438.32, 569,187.18 and 231,208.46

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Solution

The fourth proportional to 412,438.32, 569,187.18 and 231,208.46 is: 319,080.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    412,438.32 : 569,187.18 = 231,208.46 : x
  2. Step 2: Convert to fraction form
    412,438.32/569,187.18 = 231,208.46/x
  3. Step 3: Cross multiply
    412,438.32x = 569,187.18 × 231,208.46
  4. Step 4: Simplify right side
    412,438.32x = 131,600,891,339.54
  5. Step 5: Solve for x
    x = 131,600,891,339.54/412,438.32
  6. Step 6: Final answer
    x = 319,080.18

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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.