Home / 819,832.95-1,131,895.89-514,328.22

Finding the Fourth Proportional to 819,832.95, 1,131,895.89 and 514,328.22

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Solution

The fourth proportional to 819,832.95, 1,131,895.89 and 514,328.22 is: 710,103.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    819,832.95 : 1,131,895.89 = 514,328.22 : x
  2. Step 2: Convert to fraction form
    819,832.95/1,131,895.89 = 514,328.22/x
  3. Step 3: Cross multiply
    819,832.95x = 1,131,895.89 × 514,328.22
  4. Step 4: Simplify right side
    819,832.95x = 582,165,998,329.02
  5. Step 5: Solve for x
    x = 582,165,998,329.02/819,832.95
  6. Step 6: Final answer
    x = 710,103.20

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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.