Home / 865,766.88-1,194,735.36-483,796.80

Finding the Fourth Proportional to 865,766.88, 1,194,735.36 and 483,796.80

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Solution

The fourth proportional to 865,766.88, 1,194,735.36 and 483,796.80 is: 667,626.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    865,766.88 : 1,194,735.36 = 483,796.80 : x
  2. Step 2: Convert to fraction form
    865,766.88/1,194,735.36 = 483,796.80/x
  3. Step 3: Cross multiply
    865,766.88x = 1,194,735.36 × 483,796.80
  4. Step 4: Simplify right side
    865,766.88x = 578,009,144,014.85
  5. Step 5: Solve for x
    x = 578,009,144,014.85/865,766.88
  6. Step 6: Final answer
    x = 667,626.77

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Double scale
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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.