Home / 954,712.86-1,431,867.59-280,610.81

Finding the Fourth Proportional to 954,712.86, 1,431,867.59 and 280,610.81

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Solution

The fourth proportional to 954,712.86, 1,431,867.59 and 280,610.81 is: 420,856.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    954,712.86 : 1,431,867.59 = 280,610.81 : x
  2. Step 2: Convert to fraction form
    954,712.86/1,431,867.59 = 280,610.81/x
  3. Step 3: Cross multiply
    954,712.86x = 1,431,867.59 × 280,610.81
  4. Step 4: Simplify right side
    954,712.86x = 401,797,528,523.84
  5. Step 5: Solve for x
    x = 401,797,528,523.84/954,712.86
  6. Step 6: Final answer
    x = 420,856.94

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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.