Home / 360,480.24-497,419.32-199,313.52

Finding the Fourth Proportional to 360,480.24, 497,419.32 and 199,313.52

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Solution

The fourth proportional to 360,480.24, 497,419.32 and 199,313.52 is: 275,028.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    360,480.24 : 497,419.32 = 199,313.52 : x
  2. Step 2: Convert to fraction form
    360,480.24/497,419.32 = 199,313.52/x
  3. Step 3: Cross multiply
    360,480.24x = 497,419.32 × 199,313.52
  4. Step 4: Simplify right side
    360,480.24x = 99,142,395,585.21
  5. Step 5: Solve for x
    x = 99,142,395,585.21/360,480.24
  6. Step 6: Final answer
    x = 275,028.66

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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.