Home / 605,844.04-836,081.58-347,743.12

Finding the Fourth Proportional to 605,844.04, 836,081.58 and 347,743.12

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Solution

The fourth proportional to 605,844.04, 836,081.58 and 347,743.12 is: 479,895.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    605,844.04 : 836,081.58 = 347,743.12 : x
  2. Step 2: Convert to fraction form
    605,844.04/836,081.58 = 347,743.12/x
  3. Step 3: Cross multiply
    605,844.04x = 836,081.58 × 347,743.12
  4. Step 4: Simplify right side
    605,844.04x = 290,741,617,203.73
  5. Step 5: Solve for x
    x = 290,741,617,203.73/605,844.04
  6. Step 6: Final answer
    x = 479,895.15

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1.5x scale

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.