Home / 207,612.96-284,637.36-203,829.60

Finding the Fourth Proportional to 207,612.96, 284,637.36 and 203,829.60

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Solution

The fourth proportional to 207,612.96, 284,637.36 and 203,829.60 is: 279,450.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    207,612.96 : 284,637.36 = 203,829.60 : x
  2. Step 2: Convert to fraction form
    207,612.96/284,637.36 = 203,829.60/x
  3. Step 3: Cross multiply
    207,612.96x = 284,637.36 × 203,829.60
  4. Step 4: Simplify right side
    207,612.96x = 58,017,519,233.86
  5. Step 5: Solve for x
    x = 58,017,519,233.86/207,612.96
  6. Step 6: Final answer
    x = 279,450.37

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.