Home / 845,958.40-1,167,465.44-464,020.80

Finding the Fourth Proportional to 845,958.40, 1,167,465.44 and 464,020.80

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Solution

The fourth proportional to 845,958.40, 1,167,465.44 and 464,020.80 is: 640,372.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    845,958.40 : 1,167,465.44 = 464,020.80 : x
  2. Step 2: Convert to fraction form
    845,958.40/1,167,465.44 = 464,020.80/x
  3. Step 3: Cross multiply
    845,958.40x = 1,167,465.44 × 464,020.80
  4. Step 4: Simplify right side
    845,958.40x = 541,728,247,441.15
  5. Step 5: Solve for x
    x = 541,728,247,441.15/845,958.40
  6. Step 6: Final answer
    x = 640,372.21

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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.