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Finding the Fourth Proportional to 406,632.54, 609,404.48 and 181,945.02

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Solution

The fourth proportional to 406,632.54, 609,404.48 and 181,945.02 is: 272,673.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    406,632.54 : 609,404.48 = 181,945.02 : x
  2. Step 2: Convert to fraction form
    406,632.54/609,404.48 = 181,945.02/x
  3. Step 3: Cross multiply
    406,632.54x = 609,404.48 × 181,945.02
  4. Step 4: Simplify right side
    406,632.54x = 110,878,110,301.69
  5. Step 5: Solve for x
    x = 110,878,110,301.69/406,632.54
  6. Step 6: Final answer
    x = 272,673.97

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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.