Home / 467,940.69-645,787.69-263,917.17

Finding the Fourth Proportional to 467,940.69, 645,787.69 and 263,917.17

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Solution

The fourth proportional to 467,940.69, 645,787.69 and 263,917.17 is: 364,222.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    467,940.69 : 645,787.69 = 263,917.17 : x
  2. Step 2: Convert to fraction form
    467,940.69/645,787.69 = 263,917.17/x
  3. Step 3: Cross multiply
    467,940.69x = 645,787.69 × 263,917.17
  4. Step 4: Simplify right side
    467,940.69x = 170,434,458,905.84
  5. Step 5: Solve for x
    x = 170,434,458,905.84/467,940.69
  6. Step 6: Final answer
    x = 364,222.35

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1.5x scale

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.