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Finding the Fourth Proportional to 367,960.40, 552,006.21 and 101,715.02

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Solution

The fourth proportional to 367,960.40, 552,006.21 and 101,715.02 is: 152,590.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    367,960.40 : 552,006.21 = 101,715.02 : x
  2. Step 2: Convert to fraction form
    367,960.40/552,006.21 = 101,715.02/x
  3. Step 3: Cross multiply
    367,960.40x = 552,006.21 × 101,715.02
  4. Step 4: Simplify right side
    367,960.40x = 56,147,322,690.27
  5. Step 5: Solve for x
    x = 56,147,322,690.27/367,960.40
  6. Step 6: Final answer
    x = 152,590.67

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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.