Home / 320,848.96-481,746.48-178,971.44

Finding the Fourth Proportional to 320,848.96, 481,746.48 and 178,971.44

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Solution

The fourth proportional to 320,848.96, 481,746.48 and 178,971.44 is: 268,721.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    320,848.96 : 481,746.48 = 178,971.44 : x
  2. Step 2: Convert to fraction form
    320,848.96/481,746.48 = 178,971.44/x
  3. Step 3: Cross multiply
    320,848.96x = 481,746.48 × 178,971.44
  4. Step 4: Simplify right side
    320,848.96x = 86,218,861,240.53
  5. Step 5: Solve for x
    x = 86,218,861,240.53/320,848.96
  6. Step 6: Final answer
    x = 268,721.02

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1.5x scale

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.