Home / 837,902.02-1,256,690.82-325,566.28

Finding the Fourth Proportional to 837,902.02, 1,256,690.82 and 325,566.28

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Solution

The fourth proportional to 837,902.02, 1,256,690.82 and 325,566.28 is: 488,286.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    837,902.02 : 1,256,690.82 = 325,566.28 : x
  2. Step 2: Convert to fraction form
    837,902.02/1,256,690.82 = 325,566.28/x
  3. Step 3: Cross multiply
    837,902.02x = 1,256,690.82 × 325,566.28
  4. Step 4: Simplify right side
    837,902.02x = 409,136,155,377.55
  5. Step 5: Solve for x
    x = 409,136,155,377.55/837,902.02
  6. Step 6: Final answer
    x = 488,286.39

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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.