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Finding the Fourth Proportional to 550,221.02, 825,276.20 and 150,901.94

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Solution

The fourth proportional to 550,221.02, 825,276.20 and 150,901.94 is: 226,337.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    550,221.02 : 825,276.20 = 150,901.94 : x
  2. Step 2: Convert to fraction form
    550,221.02/825,276.20 = 150,901.94/x
  3. Step 3: Cross multiply
    550,221.02x = 825,276.20 × 150,901.94
  4. Step 4: Simplify right side
    550,221.02x = 124,535,779,615.83
  5. Step 5: Solve for x
    x = 124,535,779,615.83/550,221.02
  6. Step 6: Final answer
    x = 226,337.74

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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.