Home / 207,923.02-312,410.04-199,515.50

Finding the Fourth Proportional to 207,923.02, 312,410.04 and 199,515.50

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Solution

The fourth proportional to 207,923.02, 312,410.04 and 199,515.50 is: 299,777.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    207,923.02 : 312,410.04 = 199,515.50 : x
  2. Step 2: Convert to fraction form
    207,923.02/312,410.04 = 199,515.50/x
  3. Step 3: Cross multiply
    207,923.02x = 312,410.04 × 199,515.50
  4. Step 4: Simplify right side
    207,923.02x = 62,330,645,335.62
  5. Step 5: Solve for x
    x = 62,330,645,335.62/207,923.02
  6. Step 6: Final answer
    x = 299,777.51

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.