Home / 357,899.67-493,882.56-196,723.71

Finding the Fourth Proportional to 357,899.67, 493,882.56 and 196,723.71

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Solution

The fourth proportional to 357,899.67, 493,882.56 and 196,723.71 is: 271,468.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    357,899.67 : 493,882.56 = 196,723.71 : x
  2. Step 2: Convert to fraction form
    357,899.67/493,882.56 = 196,723.71/x
  3. Step 3: Cross multiply
    357,899.67x = 493,882.56 × 196,723.71
  4. Step 4: Simplify right side
    357,899.67x = 97,158,409,507.50
  5. Step 5: Solve for x
    x = 97,158,409,507.50/357,899.67
  6. Step 6: Final answer
    x = 271,468.28

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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.