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Finding the Fourth Proportional to 493,010.51, 739,597.52 and 173,079.35

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Solution

The fourth proportional to 493,010.51, 739,597.52 and 173,079.35 is: 259,647.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    493,010.51 : 739,597.52 = 173,079.35 : x
  2. Step 2: Convert to fraction form
    493,010.51/739,597.52 = 173,079.35/x
  3. Step 3: Cross multiply
    493,010.51x = 739,597.52 × 173,079.35
  4. Step 4: Simplify right side
    493,010.51x = 128,009,054,757.92
  5. Step 5: Solve for x
    x = 128,009,054,757.92/493,010.51
  6. Step 6: Final answer
    x = 259,647.72

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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.