Home / 352,289.02-486,158.18-191,144.03

Finding the Fourth Proportional to 352,289.02, 486,158.18 and 191,144.03

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Solution

The fourth proportional to 352,289.02, 486,158.18 and 191,144.03 is: 263,778.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    352,289.02 : 486,158.18 = 191,144.03 : x
  2. Step 2: Convert to fraction form
    352,289.02/486,158.18 = 191,144.03/x
  3. Step 3: Cross multiply
    352,289.02x = 486,158.18 × 191,144.03
  4. Step 4: Simplify right side
    352,289.02x = 92,926,232,261.07
  5. Step 5: Solve for x
    x = 92,926,232,261.07/352,289.02
  6. Step 6: Final answer
    x = 263,778.39

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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.