Home / 683,979.04-1,026,020.13-204,168.95

Finding the Fourth Proportional to 683,979.04, 1,026,020.13 and 204,168.95

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Solution

The fourth proportional to 683,979.04, 1,026,020.13 and 204,168.95 is: 306,268.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    683,979.04 : 1,026,020.13 = 204,168.95 : x
  2. Step 2: Convert to fraction form
    683,979.04/1,026,020.13 = 204,168.95/x
  3. Step 3: Cross multiply
    683,979.04x = 1,026,020.13 × 204,168.95
  4. Step 4: Simplify right side
    683,979.04x = 209,481,450,055.91
  5. Step 5: Solve for x
    x = 209,481,450,055.91/683,979.04
  6. Step 6: Final answer
    x = 306,268.81

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1.5x scale

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.