Home / 853,997.93-1,178,542.20-466,834.74

Finding the Fourth Proportional to 853,997.93, 1,178,542.20 and 466,834.74

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Solution

The fourth proportional to 853,997.93, 1,178,542.20 and 466,834.74 is: 644,245.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    853,997.93 : 1,178,542.20 = 466,834.74 : x
  2. Step 2: Convert to fraction form
    853,997.93/1,178,542.20 = 466,834.74/x
  3. Step 3: Cross multiply
    853,997.93x = 1,178,542.20 × 466,834.74
  4. Step 4: Simplify right side
    853,997.93x = 550,184,441,516.03
  5. Step 5: Solve for x
    x = 550,184,441,516.03/853,997.93
  6. Step 6: Final answer
    x = 644,245.64

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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.