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Finding the Fourth Proportional to 302,222.70, 453,662.10 and 235,956.60

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Solution

The fourth proportional to 302,222.70, 453,662.10 and 235,956.60 is: 354,191.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    302,222.70 : 453,662.10 = 235,956.60 : x
  2. Step 2: Convert to fraction form
    302,222.70/453,662.10 = 235,956.60/x
  3. Step 3: Cross multiply
    302,222.70x = 453,662.10 × 235,956.60
  4. Step 4: Simplify right side
    302,222.70x = 107,044,566,664.86
  5. Step 5: Solve for x
    x = 107,044,566,664.86/302,222.70
  6. Step 6: Final answer
    x = 354,191.02

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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.