Home / 866,924.86-1,196,402.80-484,928.86

Finding the Fourth Proportional to 866,924.86, 1,196,402.80 and 484,928.86

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Solution

The fourth proportional to 866,924.86, 1,196,402.80 and 484,928.86 is: 669,227.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    866,924.86 : 1,196,402.80 = 484,928.86 : x
  2. Step 2: Convert to fraction form
    866,924.86/1,196,402.80 = 484,928.86/x
  3. Step 3: Cross multiply
    866,924.86x = 1,196,402.80 × 484,928.86
  4. Step 4: Simplify right side
    866,924.86x = 580,170,245,904.81
  5. Step 5: Solve for x
    x = 580,170,245,904.81/866,924.86
  6. Step 6: Final answer
    x = 669,227.83

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.