Home / 356,050.14-491,334.39-194,901.18

Finding the Fourth Proportional to 356,050.14, 491,334.39 and 194,901.18

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Solution

The fourth proportional to 356,050.14, 491,334.39 and 194,901.18 is: 268,955.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    356,050.14 : 491,334.39 = 194,901.18 : x
  2. Step 2: Convert to fraction form
    356,050.14/491,334.39 = 194,901.18/x
  3. Step 3: Cross multiply
    356,050.14x = 491,334.39 × 194,901.18
  4. Step 4: Simplify right side
    356,050.14x = 95,761,652,385.58
  5. Step 5: Solve for x
    x = 95,761,652,385.58/356,050.14
  6. Step 6: Final answer
    x = 268,955.53

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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.