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Finding the Fourth Proportional to 656,402.85, 984,516.80 and 183,048.57

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Solution

The fourth proportional to 656,402.85, 984,516.80 and 183,048.57 is: 274,548.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    656,402.85 : 984,516.80 = 183,048.57 : x
  2. Step 2: Convert to fraction form
    656,402.85/984,516.80 = 183,048.57/x
  3. Step 3: Cross multiply
    656,402.85x = 984,516.80 × 183,048.57
  4. Step 4: Simplify right side
    656,402.85x = 180,214,391,465.73
  5. Step 5: Solve for x
    x = 180,214,391,465.73/656,402.85
  6. Step 6: Final answer
    x = 274,548.46

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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.