Home / 318,436.27-439,442.03-175,193.24

Finding the Fourth Proportional to 318,436.27, 439,442.03 and 175,193.24

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Solution

The fourth proportional to 318,436.27, 439,442.03 and 175,193.24 is: 241,766.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    318,436.27 : 439,442.03 = 175,193.24 : x
  2. Step 2: Convert to fraction form
    318,436.27/439,442.03 = 175,193.24/x
  3. Step 3: Cross multiply
    318,436.27x = 439,442.03 × 175,193.24
  4. Step 4: Simplify right side
    318,436.27x = 76,987,270,283.19
  5. Step 5: Solve for x
    x = 76,987,270,283.19/318,436.27
  6. Step 6: Final answer
    x = 241,766.65

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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.