Home / 317,732.22-476,799.21-177,582.78

Finding the Fourth Proportional to 317,732.22, 476,799.21 and 177,582.78

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Solution

The fourth proportional to 317,732.22, 476,799.21 and 177,582.78 is: 266,486.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    317,732.22 : 476,799.21 = 177,582.78 : x
  2. Step 2: Convert to fraction form
    317,732.22/476,799.21 = 177,582.78/x
  3. Step 3: Cross multiply
    317,732.22x = 476,799.21 × 177,582.78
  4. Step 4: Simplify right side
    317,732.22x = 84,671,329,213.60
  5. Step 5: Solve for x
    x = 84,671,329,213.60/317,732.22
  6. Step 6: Final answer
    x = 266,486.44

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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.