Home / 514,928.46-772,287.09-194,969.95

Finding the Fourth Proportional to 514,928.46, 772,287.09 and 194,969.95

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Solution

The fourth proportional to 514,928.46, 772,287.09 and 194,969.95 is: 292,414.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    514,928.46 : 772,287.09 = 194,969.95 : x
  2. Step 2: Convert to fraction form
    514,928.46/772,287.09 = 194,969.95/x
  3. Step 3: Cross multiply
    514,928.46x = 772,287.09 × 194,969.95
  4. Step 4: Simplify right side
    514,928.46x = 150,572,777,019.44
  5. Step 5: Solve for x
    x = 150,572,777,019.44/514,928.46
  6. Step 6: Final answer
    x = 292,414.95

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.