Home / 837,902.71-1,256,691.86-325,566.98

Finding the Fourth Proportional to 837,902.71, 1,256,691.86 and 325,566.98

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Solution

The fourth proportional to 837,902.71, 1,256,691.86 and 325,566.98 is: 488,287.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    837,902.71 : 1,256,691.86 = 325,566.98 : x
  2. Step 2: Convert to fraction form
    837,902.71/1,256,691.86 = 325,566.98/x
  3. Step 3: Cross multiply
    837,902.71x = 1,256,691.86 × 325,566.98
  4. Step 4: Simplify right side
    837,902.71x = 409,137,373,650.78
  5. Step 5: Solve for x
    x = 409,137,373,650.78/837,902.71
  6. Step 6: Final answer
    x = 488,287.45

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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.