Home / 320,281.14-441,968.76-177,032.64

Finding the Fourth Proportional to 320,281.14, 441,968.76 and 177,032.64

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Solution

The fourth proportional to 320,281.14, 441,968.76 and 177,032.64 is: 244,294.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    320,281.14 : 441,968.76 = 177,032.64 : x
  2. Step 2: Convert to fraction form
    320,281.14/441,968.76 = 177,032.64/x
  3. Step 3: Cross multiply
    320,281.14x = 441,968.76 × 177,032.64
  4. Step 4: Simplify right side
    320,281.14x = 78,242,896,380.33
  5. Step 5: Solve for x
    x = 78,242,896,380.33/320,281.14
  6. Step 6: Final answer
    x = 244,294.42

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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.