Home / 654,364.90-981,612.15-227,835.10

Finding the Fourth Proportional to 654,364.90, 981,612.15 and 227,835.10

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Solution

The fourth proportional to 654,364.90, 981,612.15 and 227,835.10 is: 341,775.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    654,364.90 : 981,612.15 = 227,835.10 : x
  2. Step 2: Convert to fraction form
    654,364.90/981,612.15 = 227,835.10/x
  3. Step 3: Cross multiply
    654,364.90x = 981,612.15 × 227,835.10
  4. Step 4: Simplify right side
    654,364.90x = 223,645,702,356.47
  5. Step 5: Solve for x
    x = 223,645,702,356.47/654,364.90
  6. Step 6: Final answer
    x = 341,775.21

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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.