Home / 384,565.12-577,209.50-195,161.44

Finding the Fourth Proportional to 384,565.12, 577,209.50 and 195,161.44

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Solution

The fourth proportional to 384,565.12, 577,209.50 and 195,161.44 is: 292,925.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    384,565.12 : 577,209.50 = 195,161.44 : x
  2. Step 2: Convert to fraction form
    384,565.12/577,209.50 = 195,161.44/x
  3. Step 3: Cross multiply
    384,565.12x = 577,209.50 × 195,161.44
  4. Step 4: Simplify right side
    384,565.12x = 112,649,037,201.68
  5. Step 5: Solve for x
    x = 112,649,037,201.68/384,565.12
  6. Step 6: Final answer
    x = 292,925.78

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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.