Home / 338,186.58-466,473.06-217,480.56

Finding the Fourth Proportional to 338,186.58, 466,473.06 and 217,480.56

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Solution

The fourth proportional to 338,186.58, 466,473.06 and 217,480.56 is: 299,978.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    338,186.58 : 466,473.06 = 217,480.56 : x
  2. Step 2: Convert to fraction form
    338,186.58/466,473.06 = 217,480.56/x
  3. Step 3: Cross multiply
    338,186.58x = 466,473.06 × 217,480.56
  4. Step 4: Simplify right side
    338,186.58x = 101,448,822,313.71
  5. Step 5: Solve for x
    x = 101,448,822,313.71/338,186.58
  6. Step 6: Final answer
    x = 299,978.85

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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.