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Finding the Fourth Proportional to 336,044.20, 504,070.40 and 99,391.67

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Solution

The fourth proportional to 336,044.20, 504,070.40 and 99,391.67 is: 149,088.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    336,044.20 : 504,070.40 = 99,391.67 : x
  2. Step 2: Convert to fraction form
    336,044.20/504,070.40 = 99,391.67/x
  3. Step 3: Cross multiply
    336,044.20x = 504,070.40 × 99,391.67
  4. Step 4: Simplify right side
    336,044.20x = 50,100,396,333.22
  5. Step 5: Solve for x
    x = 50,100,396,333.22/336,044.20
  6. Step 6: Final answer
    x = 149,088.71

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1.5x scale

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.