Home / 352,549.48-486,548.40-199,614.62

Finding the Fourth Proportional to 352,549.48, 486,548.40 and 199,614.62

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Solution

The fourth proportional to 352,549.48, 486,548.40 and 199,614.62 is: 275,485.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    352,549.48 : 486,548.40 = 199,614.62 : x
  2. Step 2: Convert to fraction form
    352,549.48/486,548.40 = 199,614.62/x
  3. Step 3: Cross multiply
    352,549.48x = 486,548.40 × 199,614.62
  4. Step 4: Simplify right side
    352,549.48x = 97,122,173,977.61
  5. Step 5: Solve for x
    x = 97,122,173,977.61/352,549.48
  6. Step 6: Final answer
    x = 275,485.23

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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.