Home / 383,468.18-529,225.45-230,556.17

Finding the Fourth Proportional to 383,468.18, 529,225.45 and 230,556.17

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Solution

The fourth proportional to 383,468.18, 529,225.45 and 230,556.17 is: 318,191.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    383,468.18 : 529,225.45 = 230,556.17 : x
  2. Step 2: Convert to fraction form
    383,468.18/529,225.45 = 230,556.17/x
  3. Step 3: Cross multiply
    383,468.18x = 529,225.45 × 230,556.17
  4. Step 4: Simplify right side
    383,468.18x = 122,016,193,565.20
  5. Step 5: Solve for x
    x = 122,016,193,565.20/383,468.18
  6. Step 6: Final answer
    x = 318,191.19

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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.