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Finding the Fourth Proportional to 369,518.60, 554,230.10 and 116,824.52

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Solution

The fourth proportional to 369,518.60, 554,230.10 and 116,824.52 is: 175,221.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    369,518.60 : 554,230.10 = 116,824.52 : x
  2. Step 2: Convert to fraction form
    369,518.60/554,230.10 = 116,824.52/x
  3. Step 3: Cross multiply
    369,518.60x = 554,230.10 × 116,824.52
  4. Step 4: Simplify right side
    369,518.60x = 64,747,665,402.05
  5. Step 5: Solve for x
    x = 64,747,665,402.05/369,518.60
  6. Step 6: Final answer
    x = 175,221.67

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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.