Home / 320,276.20-441,973.38-177,032.56

Finding the Fourth Proportional to 320,276.20, 441,973.38 and 177,032.56

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Solution

The fourth proportional to 320,276.20, 441,973.38 and 177,032.56 is: 244,300.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    320,276.20 : 441,973.38 = 177,032.56 : x
  2. Step 2: Convert to fraction form
    320,276.20/441,973.38 = 177,032.56/x
  3. Step 3: Cross multiply
    320,276.20x = 441,973.38 × 177,032.56
  4. Step 4: Simplify right side
    320,276.20x = 78,243,678,913.25
  5. Step 5: Solve for x
    x = 78,243,678,913.25/320,276.20
  6. Step 6: Final answer
    x = 244,300.63

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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.