Home / 990,062.40-1,485,093.60-635,768.40

Finding the Fourth Proportional to 990,062.40, 1,485,093.60 and 635,768.40

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Solution

The fourth proportional to 990,062.40, 1,485,093.60 and 635,768.40 is: 953,652.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    990,062.40 : 1,485,093.60 = 635,768.40 : x
  2. Step 2: Convert to fraction form
    990,062.40/1,485,093.60 = 635,768.40/x
  3. Step 3: Cross multiply
    990,062.40x = 1,485,093.60 × 635,768.40
  4. Step 4: Simplify right side
    990,062.40x = 944,175,581,922.24
  5. Step 5: Solve for x
    x = 944,175,581,922.24/990,062.40
  6. Step 6: Final answer
    x = 953,652.60

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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.