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Finding the Fourth Proportional to 364,042.30, 545,933.85 and 164,458.30

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Solution

The fourth proportional to 364,042.30, 545,933.85 and 164,458.30 is: 246,628.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    364,042.30 : 545,933.85 = 164,458.30 : x
  2. Step 2: Convert to fraction form
    364,042.30/545,933.85 = 164,458.30/x
  3. Step 3: Cross multiply
    364,042.30x = 545,933.85 × 164,458.30
  4. Step 4: Simplify right side
    364,042.30x = 89,783,352,883.46
  5. Step 5: Solve for x
    x = 89,783,352,883.46/364,042.30
  6. Step 6: Final answer
    x = 246,628.90

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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.