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Finding the Fourth Proportional to 493,339.01, 740,008.54 and 119,362.01

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Solution

The fourth proportional to 493,339.01, 740,008.54 and 119,362.01 is: 179,043.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    493,339.01 : 740,008.54 = 119,362.01 : x
  2. Step 2: Convert to fraction form
    493,339.01/740,008.54 = 119,362.01/x
  3. Step 3: Cross multiply
    493,339.01x = 740,008.54 × 119,362.01
  4. Step 4: Simplify right side
    493,339.01x = 88,328,907,363.27
  5. Step 5: Solve for x
    x = 88,328,907,363.27/493,339.01
  6. Step 6: Final answer
    x = 179,043.02

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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.