Home / 684,223.94-944,212.73-382,446.02

Finding the Fourth Proportional to 684,223.94, 944,212.73 and 382,446.02

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Solution

The fourth proportional to 684,223.94, 944,212.73 and 382,446.02 is: 527,766.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    684,223.94 : 944,212.73 = 382,446.02 : x
  2. Step 2: Convert to fraction form
    684,223.94/944,212.73 = 382,446.02/x
  3. Step 3: Cross multiply
    684,223.94x = 944,212.73 × 382,446.02
  4. Step 4: Simplify right side
    684,223.94x = 361,110,400,621.84
  5. Step 5: Solve for x
    x = 361,110,400,621.84/684,223.94
  6. Step 6: Final answer
    x = 527,766.39

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Double scale
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Similar ratio
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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.