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Finding the Fourth Proportional to 363,343.50, 545,034.69 and 114,044.94

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Solution

The fourth proportional to 363,343.50, 545,034.69 and 114,044.94 is: 171,073.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    363,343.50 : 545,034.69 = 114,044.94 : x
  2. Step 2: Convert to fraction form
    363,343.50/545,034.69 = 114,044.94/x
  3. Step 3: Cross multiply
    363,343.50x = 545,034.69 × 114,044.94
  4. Step 4: Simplify right side
    363,343.50x = 62,158,448,518.97
  5. Step 5: Solve for x
    x = 62,158,448,518.97/363,343.50
  6. Step 6: Final answer
    x = 171,073.51

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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.