Home / 320,836.55-481,088.71-171,036.60

Finding the Fourth Proportional to 320,836.55, 481,088.71 and 171,036.60

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Solution

The fourth proportional to 320,836.55, 481,088.71 and 171,036.60 is: 256,466.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    320,836.55 : 481,088.71 = 171,036.60 : x
  2. Step 2: Convert to fraction form
    320,836.55/481,088.71 = 171,036.60/x
  3. Step 3: Cross multiply
    320,836.55x = 481,088.71 × 171,036.60
  4. Step 4: Simplify right side
    320,836.55x = 82,283,777,256.79
  5. Step 5: Solve for x
    x = 82,283,777,256.79/320,836.55
  6. Step 6: Final answer
    x = 256,466.34

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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.