Home / 514,839.15-772,266.83-194,905.17

Finding the Fourth Proportional to 514,839.15, 772,266.83 and 194,905.17

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Solution

The fourth proportional to 514,839.15, 772,266.83 and 194,905.17 is: 292,360.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    514,839.15 : 772,266.83 = 194,905.17 : x
  2. Step 2: Convert to fraction form
    514,839.15/772,266.83 = 194,905.17/x
  3. Step 3: Cross multiply
    514,839.15x = 772,266.83 × 194,905.17
  4. Step 4: Simplify right side
    514,839.15x = 150,518,796,811.99
  5. Step 5: Solve for x
    x = 150,518,796,811.99/514,839.15
  6. Step 6: Final answer
    x = 292,360.82

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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.