Home / 252,326.56-347,848.96-198,518.40

Finding the Fourth Proportional to 252,326.56, 347,848.96 and 198,518.40

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Solution

The fourth proportional to 252,326.56, 347,848.96 and 198,518.40 is: 273,670.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    252,326.56 : 347,848.96 = 198,518.40 : x
  2. Step 2: Convert to fraction form
    252,326.56/347,848.96 = 198,518.40/x
  3. Step 3: Cross multiply
    252,326.56x = 347,848.96 × 198,518.40
  4. Step 4: Simplify right side
    252,326.56x = 69,054,418,980.86
  5. Step 5: Solve for x
    x = 69,054,418,980.86/252,326.56
  6. Step 6: Final answer
    x = 273,670.83

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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.