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Finding the Fourth Proportional to 846,001, 1,167,585.06 and 488,305

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Solution

The fourth proportional to 846,001, 1,167,585.06 and 488,305 is: 673,920.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    846,001 : 1,167,585.06 = 488,305 : x
  2. Step 2: Convert to fraction form
    846,001/1,167,585.06 = 488,305/x
  3. Step 3: Cross multiply
    846,001x = 1,167,585.06 × 488,305
  4. Step 4: Simplify right side
    846,001x = 570,137,622,723.30
  5. Step 5: Solve for x
    x = 570,137,622,723.30/846,001
  6. Step 6: Final answer
    x = 673,920.74

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.