Home / 836,701.62-1,255,567.62-331,176.60

Finding the Fourth Proportional to 836,701.62, 1,255,567.62 and 331,176.60

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Solution

The fourth proportional to 836,701.62, 1,255,567.62 and 331,176.60 is: 496,968.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    836,701.62 : 1,255,567.62 = 331,176.60 : x
  2. Step 2: Convert to fraction form
    836,701.62/1,255,567.62 = 331,176.60/x
  3. Step 3: Cross multiply
    836,701.62x = 1,255,567.62 × 331,176.60
  4. Step 4: Simplify right side
    836,701.62x = 415,814,615,461.69
  5. Step 5: Solve for x
    x = 415,814,615,461.69/836,701.62
  6. Step 6: Final answer
    x = 496,968.82

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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.