Home / 380,153.50-524,555.37-230,892.75

Finding the Fourth Proportional to 380,153.50, 524,555.37 and 230,892.75

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Solution

The fourth proportional to 380,153.50, 524,555.37 and 230,892.75 is: 318,597.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    380,153.50 : 524,555.37 = 230,892.75 : x
  2. Step 2: Convert to fraction form
    380,153.50/524,555.37 = 230,892.75/x
  3. Step 3: Cross multiply
    380,153.50x = 524,555.37 × 230,892.75
  4. Step 4: Simplify right side
    380,153.50x = 121,116,031,906.57
  5. Step 5: Solve for x
    x = 121,116,031,906.57/380,153.50
  6. Step 6: Final answer
    x = 318,597.71

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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.