Home / 319,624.28-441,084.08-174,431.20

Finding the Fourth Proportional to 319,624.28, 441,084.08 and 174,431.20

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Solution

The fourth proportional to 319,624.28, 441,084.08 and 174,431.20 is: 240,716.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    319,624.28 : 441,084.08 = 174,431.20 : x
  2. Step 2: Convert to fraction form
    319,624.28/441,084.08 = 174,431.20/x
  3. Step 3: Cross multiply
    319,624.28x = 441,084.08 × 174,431.20
  4. Step 4: Simplify right side
    319,624.28x = 76,938,825,375.30
  5. Step 5: Solve for x
    x = 76,938,825,375.30/319,624.28
  6. Step 6: Final answer
    x = 240,716.46

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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.