Home / 255,420.72-382,540.59-246,563.37

Finding the Fourth Proportional to 255,420.72, 382,540.59 and 246,563.37

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Solution

The fourth proportional to 255,420.72, 382,540.59 and 246,563.37 is: 369,275.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    255,420.72 : 382,540.59 = 246,563.37 : x
  2. Step 2: Convert to fraction form
    255,420.72/382,540.59 = 246,563.37/x
  3. Step 3: Cross multiply
    255,420.72x = 382,540.59 × 246,563.37
  4. Step 4: Simplify right side
    255,420.72x = 94,320,497,032.19
  5. Step 5: Solve for x
    x = 94,320,497,032.19/255,420.72
  6. Step 6: Final answer
    x = 369,275.04

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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.