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Finding the Fourth Proportional to 606,148.12, 836,842.80 and 538,894

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Solution

The fourth proportional to 606,148.12, 836,842.80 and 538,894 is: 743,992.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    606,148.12 : 836,842.80 = 538,894 : x
  2. Step 2: Convert to fraction form
    606,148.12/836,842.80 = 538,894/x
  3. Step 3: Cross multiply
    606,148.12x = 836,842.80 × 538,894
  4. Step 4: Simplify right side
    606,148.12x = 450,969,563,863.20
  5. Step 5: Solve for x
    x = 450,969,563,863.20/606,148.12
  6. Step 6: Final answer
    x = 743,992.35

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.