Home / 467,569.50-645,232.98-263,618.62

Finding the Fourth Proportional to 467,569.50, 645,232.98 and 263,618.62

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Solution

The fourth proportional to 467,569.50, 645,232.98 and 263,618.62 is: 363,786.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    467,569.50 : 645,232.98 = 263,618.62 : x
  2. Step 2: Convert to fraction form
    467,569.50/645,232.98 = 263,618.62/x
  3. Step 3: Cross multiply
    467,569.50x = 645,232.98 × 263,618.62
  4. Step 4: Simplify right side
    467,569.50x = 170,095,427,766.09
  5. Step 5: Solve for x
    x = 170,095,427,766.09/467,569.50
  6. Step 6: Final answer
    x = 363,786.41

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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.