Home / 361,054.80-498,274.04-199,927.68

Finding the Fourth Proportional to 361,054.80, 498,274.04 and 199,927.68

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Solution

The fourth proportional to 361,054.80, 498,274.04 and 199,927.68 is: 275,910.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    361,054.80 : 498,274.04 = 199,927.68 : x
  2. Step 2: Convert to fraction form
    361,054.80/498,274.04 = 199,927.68/x
  3. Step 3: Cross multiply
    361,054.80x = 498,274.04 × 199,927.68
  4. Step 4: Simplify right side
    361,054.80x = 99,618,772,821.43
  5. Step 5: Solve for x
    x = 99,618,772,821.43/361,054.80
  6. Step 6: Final answer
    x = 275,910.40

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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.