Home / 636,623.50-954,997.62-231,925.72

Finding the Fourth Proportional to 636,623.50, 954,997.62 and 231,925.72

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Solution

The fourth proportional to 636,623.50, 954,997.62 and 231,925.72 is: 347,911.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    636,623.50 : 954,997.62 = 231,925.72 : x
  2. Step 2: Convert to fraction form
    636,623.50/954,997.62 = 231,925.72/x
  3. Step 3: Cross multiply
    636,623.50x = 954,997.62 × 231,925.72
  4. Step 4: Simplify right side
    636,623.50x = 221,488,510,616.79
  5. Step 5: Solve for x
    x = 221,488,510,616.79/636,623.50
  6. Step 6: Final answer
    x = 347,911.30

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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.