Home / 617,739.30-927,208.19-298,116.12

Finding the Fourth Proportional to 617,739.30, 927,208.19 and 298,116.12

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Solution

The fourth proportional to 617,739.30, 927,208.19 and 298,116.12 is: 447,463.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    617,739.30 : 927,208.19 = 298,116.12 : x
  2. Step 2: Convert to fraction form
    617,739.30/927,208.19 = 298,116.12/x
  3. Step 3: Cross multiply
    617,739.30x = 927,208.19 × 298,116.12
  4. Step 4: Simplify right side
    617,739.30x = 276,415,706,544.44
  5. Step 5: Solve for x
    x = 276,415,706,544.44/617,739.30
  6. Step 6: Final answer
    x = 447,463.37

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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.