Home / 699,222.32-1,048,886.36-193,777.46

Finding the Fourth Proportional to 699,222.32, 1,048,886.36 and 193,777.46

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Solution

The fourth proportional to 699,222.32, 1,048,886.36 and 193,777.46 is: 290,680.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    699,222.32 : 1,048,886.36 = 193,777.46 : x
  2. Step 2: Convert to fraction form
    699,222.32/1,048,886.36 = 193,777.46/x
  3. Step 3: Cross multiply
    699,222.32x = 1,048,886.36 × 193,777.46
  4. Step 4: Simplify right side
    699,222.32x = 203,250,528,456.13
  5. Step 5: Solve for x
    x = 203,250,528,456.13/699,222.32
  6. Step 6: Final answer
    x = 290,680.84

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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.