Home / 330,853.07-456,497.63-194,876.34

Finding the Fourth Proportional to 330,853.07, 456,497.63 and 194,876.34

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Solution

The fourth proportional to 330,853.07, 456,497.63 and 194,876.34 is: 268,882.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    330,853.07 : 456,497.63 = 194,876.34 : x
  2. Step 2: Convert to fraction form
    330,853.07/456,497.63 = 194,876.34/x
  3. Step 3: Cross multiply
    330,853.07x = 456,497.63 × 194,876.34
  4. Step 4: Simplify right side
    330,853.07x = 88,960,586,378.69
  5. Step 5: Solve for x
    x = 88,960,586,378.69/330,853.07
  6. Step 6: Final answer
    x = 268,882.46

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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.