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Finding the Fourth Proportional to 936,840.03, 1,404,398.94 and 337,654.54

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Solution

The fourth proportional to 936,840.03, 1,404,398.94 and 337,654.54 is: 506,171.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    936,840.03 : 1,404,398.94 = 337,654.54 : x
  2. Step 2: Convert to fraction form
    936,840.03/1,404,398.94 = 337,654.54/x
  3. Step 3: Cross multiply
    936,840.03x = 1,404,398.94 × 337,654.54
  4. Step 4: Simplify right side
    936,840.03x = 474,201,678,062.19
  5. Step 5: Solve for x
    x = 474,201,678,062.19/936,840.03
  6. Step 6: Final answer
    x = 506,171.45

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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.