Home / 483,348.32-667,032.80-268,478.08

Finding the Fourth Proportional to 483,348.32, 667,032.80 and 268,478.08

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Solution

The fourth proportional to 483,348.32, 667,032.80 and 268,478.08 is: 370,506.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    483,348.32 : 667,032.80 = 268,478.08 : x
  2. Step 2: Convert to fraction form
    483,348.32/667,032.80 = 268,478.08/x
  3. Step 3: Cross multiply
    483,348.32x = 667,032.80 × 268,478.08
  4. Step 4: Simplify right side
    483,348.32x = 179,083,685,441.02
  5. Step 5: Solve for x
    x = 179,083,685,441.02/483,348.32
  6. Step 6: Final answer
    x = 370,506.48

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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.