Home / 699,221.60-1,048,832.40-225,922.40

Finding the Fourth Proportional to 699,221.60, 1,048,832.40 and 225,922.40

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Solution

The fourth proportional to 699,221.60, 1,048,832.40 and 225,922.40 is: 338,883.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    699,221.60 : 1,048,832.40 = 225,922.40 : x
  2. Step 2: Convert to fraction form
    699,221.60/1,048,832.40 = 225,922.40/x
  3. Step 3: Cross multiply
    699,221.60x = 1,048,832.40 × 225,922.40
  4. Step 4: Simplify right side
    699,221.60x = 236,954,733,005.76
  5. Step 5: Solve for x
    x = 236,954,733,005.76/699,221.60
  6. Step 6: Final answer
    x = 338,883.60

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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.