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Finding the Fourth Proportional to 334,508.98, 461,605.55 and 198,548.86

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Solution

The fourth proportional to 334,508.98, 461,605.55 and 198,548.86 is: 273,987.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    334,508.98 : 461,605.55 = 198,548.86 : x
  2. Step 2: Convert to fraction form
    334,508.98/461,605.55 = 198,548.86/x
  3. Step 3: Cross multiply
    334,508.98x = 461,605.55 × 198,548.86
  4. Step 4: Simplify right side
    334,508.98x = 91,651,255,722.17
  5. Step 5: Solve for x
    x = 91,651,255,722.17/334,508.98
  6. Step 6: Final answer
    x = 273,987.43

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1.5x scale

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.