Home / 856,408.64-1,181,852.16-474,443.52

Finding the Fourth Proportional to 856,408.64, 1,181,852.16 and 474,443.52

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Solution

The fourth proportional to 856,408.64, 1,181,852.16 and 474,443.52 is: 654,736.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    856,408.64 : 1,181,852.16 = 474,443.52 : x
  2. Step 2: Convert to fraction form
    856,408.64/1,181,852.16 = 474,443.52/x
  3. Step 3: Cross multiply
    856,408.64x = 1,181,852.16 × 474,443.52
  4. Step 4: Simplify right side
    856,408.64x = 560,722,098,910.00
  5. Step 5: Solve for x
    x = 560,722,098,910.00/856,408.64
  6. Step 6: Final answer
    x = 654,736.62

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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.