Home / 792,111.30-1,188,166.95-477,183.30

Finding the Fourth Proportional to 792,111.30, 1,188,166.95 and 477,183.30

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Solution

The fourth proportional to 792,111.30, 1,188,166.95 and 477,183.30 is: 715,774.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    792,111.30 : 1,188,166.95 = 477,183.30 : x
  2. Step 2: Convert to fraction form
    792,111.30/1,188,166.95 = 477,183.30/x
  3. Step 3: Cross multiply
    792,111.30x = 1,188,166.95 × 477,183.30
  4. Step 4: Simplify right side
    792,111.30x = 566,973,426,151.94
  5. Step 5: Solve for x
    x = 566,973,426,151.94/792,111.30
  6. Step 6: Final answer
    x = 715,774.95

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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 (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.