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Finding the Fourth Proportional to 363,001.56, 544,502.34 and 113,703

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Solution

The fourth proportional to 363,001.56, 544,502.34 and 113,703 is: 170,554.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    363,001.56 : 544,502.34 = 113,703 : x
  2. Step 2: Convert to fraction form
    363,001.56/544,502.34 = 113,703/x
  3. Step 3: Cross multiply
    363,001.56x = 544,502.34 × 113,703
  4. Step 4: Simplify right side
    363,001.56x = 61,911,549,565.02
  5. Step 5: Solve for x
    x = 61,911,549,565.02/363,001.56
  6. Step 6: Final answer
    x = 170,554.50

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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.