Home / 451,966.68-623,712.30-248,020.98

Finding the Fourth Proportional to 451,966.68, 623,712.30 and 248,020.98

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Solution

The fourth proportional to 451,966.68, 623,712.30 and 248,020.98 is: 342,268.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    451,966.68 : 623,712.30 = 248,020.98 : x
  2. Step 2: Convert to fraction form
    451,966.68/623,712.30 = 248,020.98/x
  3. Step 3: Cross multiply
    451,966.68x = 623,712.30 × 248,020.98
  4. Step 4: Simplify right side
    451,966.68x = 154,693,735,884.05
  5. Step 5: Solve for x
    x = 154,693,735,884.05/451,966.68
  6. Step 6: Final answer
    x = 342,268.01

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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.