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Finding the Fourth Proportional to 497,199.93, 745,300.50 and 159,992.74

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Solution

The fourth proportional to 497,199.93, 745,300.50 and 159,992.74 is: 239,828.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    497,199.93 : 745,300.50 = 159,992.74 : x
  2. Step 2: Convert to fraction form
    497,199.93/745,300.50 = 159,992.74/x
  3. Step 3: Cross multiply
    497,199.93x = 745,300.50 × 159,992.74
  4. Step 4: Simplify right side
    497,199.93x = 119,242,669,118.37
  5. Step 5: Solve for x
    x = 119,242,669,118.37/497,199.93
  6. Step 6: Final answer
    x = 239,828.41

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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.