Home / 480,946.72-663,682.19-263,150.68

Finding the Fourth Proportional to 480,946.72, 663,682.19 and 263,150.68

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Solution

The fourth proportional to 480,946.72, 663,682.19 and 263,150.68 is: 363,134.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    480,946.72 : 663,682.19 = 263,150.68 : x
  2. Step 2: Convert to fraction form
    480,946.72/663,682.19 = 263,150.68/x
  3. Step 3: Cross multiply
    480,946.72x = 663,682.19 × 263,150.68
  4. Step 4: Simplify right side
    480,946.72x = 174,648,416,627.43
  5. Step 5: Solve for x
    x = 174,648,416,627.43/480,946.72
  6. Step 6: Final answer
    x = 363,134.65

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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.