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Finding the Fourth Proportional to 367,368.72, 550,988.40 and 101,064.96

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Solution

The fourth proportional to 367,368.72, 550,988.40 and 101,064.96 is: 151,579.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    367,368.72 : 550,988.40 = 101,064.96 : x
  2. Step 2: Convert to fraction form
    367,368.72/550,988.40 = 101,064.96/x
  3. Step 3: Cross multiply
    367,368.72x = 550,988.40 × 101,064.96
  4. Step 4: Simplify right side
    367,368.72x = 55,685,620,606.46
  5. Step 5: Solve for x
    x = 55,685,620,606.46/367,368.72
  6. Step 6: Final answer
    x = 151,579.65

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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.