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Finding the Fourth Proportional to 302,562.02, 453,892.29 and 89,351.50

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Solution

The fourth proportional to 302,562.02, 453,892.29 and 89,351.50 is: 134,041.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    302,562.02 : 453,892.29 = 89,351.50 : x
  2. Step 2: Convert to fraction form
    302,562.02/453,892.29 = 89,351.50/x
  3. Step 3: Cross multiply
    302,562.02x = 453,892.29 × 89,351.50
  4. Step 4: Simplify right side
    302,562.02x = 40,555,956,949.94
  5. Step 5: Solve for x
    x = 40,555,956,949.94/302,562.02
  6. Step 6: Final answer
    x = 134,041.80

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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.