Home / 677,653.14-935,162.78-371,732.04

Finding the Fourth Proportional to 677,653.14, 935,162.78 and 371,732.04

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Solution

The fourth proportional to 677,653.14, 935,162.78 and 371,732.04 is: 512,991.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    677,653.14 : 935,162.78 = 371,732.04 : x
  2. Step 2: Convert to fraction form
    677,653.14/935,162.78 = 371,732.04/x
  3. Step 3: Cross multiply
    677,653.14x = 935,162.78 × 371,732.04
  4. Step 4: Simplify right side
    677,653.14x = 347,629,964,327.64
  5. Step 5: Solve for x
    x = 347,629,964,327.64/677,653.14
  6. Step 6: Final answer
    x = 512,991.00

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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.