Home / 699,700.95-1,049,556.29-300,004.83

Finding the Fourth Proportional to 699,700.95, 1,049,556.29 and 300,004.83

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Solution

The fourth proportional to 699,700.95, 1,049,556.29 and 300,004.83 is: 450,009.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    699,700.95 : 1,049,556.29 = 300,004.83 : x
  2. Step 2: Convert to fraction form
    699,700.95/1,049,556.29 = 300,004.83/x
  3. Step 3: Cross multiply
    699,700.95x = 1,049,556.29 × 300,004.83
  4. Step 4: Simplify right side
    699,700.95x = 314,871,954,856.86
  5. Step 5: Solve for x
    x = 314,871,954,856.86/699,700.95
  6. Step 6: Final answer
    x = 450,009.33

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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.