Home / 804,966.07-1,207,490.47-205,932.43

Finding the Fourth Proportional to 804,966.07, 1,207,490.47 and 205,932.43

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Solution

The fourth proportional to 804,966.07, 1,207,490.47 and 205,932.43 is: 308,909.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    804,966.07 : 1,207,490.47 = 205,932.43 : x
  2. Step 2: Convert to fraction form
    804,966.07/1,207,490.47 = 205,932.43/x
  3. Step 3: Cross multiply
    804,966.07x = 1,207,490.47 × 205,932.43
  4. Step 4: Simplify right side
    804,966.07x = 248,661,439,621.83
  5. Step 5: Solve for x
    x = 248,661,439,621.83/804,966.07
  6. Step 6: Final answer
    x = 308,909.22

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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.