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Finding the Fourth Proportional to 493,497.99, 740,253.06 and 173,659.41

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Solution

The fourth proportional to 493,497.99, 740,253.06 and 173,659.41 is: 260,491.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    493,497.99 : 740,253.06 = 173,659.41 : x
  2. Step 2: Convert to fraction form
    493,497.99/740,253.06 = 173,659.41/x
  3. Step 3: Cross multiply
    493,497.99x = 740,253.06 × 173,659.41
  4. Step 4: Simplify right side
    493,497.99x = 128,551,909,650.30
  5. Step 5: Solve for x
    x = 128,551,909,650.30/493,497.99
  6. Step 6: Final answer
    x = 260,491.25

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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.