Home / 207,880.02-309,674.75-194,971.86

Finding the Fourth Proportional to 207,880.02, 309,674.75 and 194,971.86

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Solution

The fourth proportional to 207,880.02, 309,674.75 and 194,971.86 is: 290,445.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    207,880.02 : 309,674.75 = 194,971.86 : x
  2. Step 2: Convert to fraction form
    207,880.02/309,674.75 = 194,971.86/x
  3. Step 3: Cross multiply
    207,880.02x = 309,674.75 × 194,971.86
  4. Step 4: Simplify right side
    207,880.02x = 60,377,861,027.68
  5. Step 5: Solve for x
    x = 60,377,861,027.68/207,880.02
  6. Step 6: Final answer
    x = 290,445.71

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.