Home / 695,514.30-1,043,271.45-322,266.30

Finding the Fourth Proportional to 695,514.30, 1,043,271.45 and 322,266.30

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Solution

The fourth proportional to 695,514.30, 1,043,271.45 and 322,266.30 is: 483,399.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    695,514.30 : 1,043,271.45 = 322,266.30 : x
  2. Step 2: Convert to fraction form
    695,514.30/1,043,271.45 = 322,266.30/x
  3. Step 3: Cross multiply
    695,514.30x = 1,043,271.45 × 322,266.30
  4. Step 4: Simplify right side
    695,514.30x = 336,211,230,087.14
  5. Step 5: Solve for x
    x = 336,211,230,087.14/695,514.30
  6. Step 6: Final answer
    x = 483,399.45

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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.