Home / 323,326.28-446,172.54-178,103.60

Finding the Fourth Proportional to 323,326.28, 446,172.54 and 178,103.60

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Solution

The fourth proportional to 323,326.28, 446,172.54 and 178,103.60 is: 245,773.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    323,326.28 : 446,172.54 = 178,103.60 : x
  2. Step 2: Convert to fraction form
    323,326.28/446,172.54 = 178,103.60/x
  3. Step 3: Cross multiply
    323,326.28x = 446,172.54 × 178,103.60
  4. Step 4: Simplify right side
    323,326.28x = 79,464,935,595.14
  5. Step 5: Solve for x
    x = 79,464,935,595.14/323,326.28
  6. Step 6: Final answer
    x = 245,773.20

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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.