Home / 629,729.60-944,421.66-376,811.12

Finding the Fourth Proportional to 629,729.60, 944,421.66 and 376,811.12

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Solution

The fourth proportional to 629,729.60, 944,421.66 and 376,811.12 is: 565,113.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    629,729.60 : 944,421.66 = 376,811.12 : x
  2. Step 2: Convert to fraction form
    629,729.60/944,421.66 = 376,811.12/x
  3. Step 3: Cross multiply
    629,729.60x = 944,421.66 × 376,811.12
  4. Step 4: Simplify right side
    629,729.60x = 355,868,583,456.86
  5. Step 5: Solve for x
    x = 355,868,583,456.86/629,729.60
  6. Step 6: Final answer
    x = 565,113.32

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.