Home / 352,452.00-486,300.36-199,490.16

Finding the Fourth Proportional to 352,452.00, 486,300.36 and 199,490.16

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Solution

The fourth proportional to 352,452.00, 486,300.36 and 199,490.16 is: 275,249.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    352,452.00 : 486,300.36 = 199,490.16 : x
  2. Step 2: Convert to fraction form
    352,452.00/486,300.36 = 199,490.16/x
  3. Step 3: Cross multiply
    352,452.00x = 486,300.36 × 199,490.16
  4. Step 4: Simplify right side
    352,452.00x = 97,012,139,196.17
  5. Step 5: Solve for x
    x = 97,012,139,196.17/352,452.00
  6. Step 6: Final answer
    x = 275,249.22

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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.