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Finding the Fourth Proportional to 302,096.40, 453,209.40 and 91,755.60

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Solution

The fourth proportional to 302,096.40, 453,209.40 and 91,755.60 is: 137,653.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    302,096.40 : 453,209.40 = 91,755.60 : x
  2. Step 2: Convert to fraction form
    302,096.40/453,209.40 = 91,755.60/x
  3. Step 3: Cross multiply
    302,096.40x = 453,209.40 × 91,755.60
  4. Step 4: Simplify right side
    302,096.40x = 41,584,500,422.64
  5. Step 5: Solve for x
    x = 41,584,500,422.64/302,096.40
  6. Step 6: Final answer
    x = 137,653.08

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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.