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Finding the Fourth Proportional to 493,597.89, 740,303.17 and 240,623.96

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Solution

The fourth proportional to 493,597.89, 740,303.17 and 240,623.96 is: 360,890.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    493,597.89 : 740,303.17 = 240,623.96 : x
  2. Step 2: Convert to fraction form
    493,597.89/740,303.17 = 240,623.96/x
  3. Step 3: Cross multiply
    493,597.89x = 740,303.17 × 240,623.96
  4. Step 4: Simplify right side
    493,597.89x = 178,134,676,062.88
  5. Step 5: Solve for x
    x = 178,134,676,062.88/493,597.89
  6. Step 6: Final answer
    x = 360,890.27

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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.