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Finding the Fourth Proportional to 590,856.22, 886,098.42 and 191,404.32

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Solution

The fourth proportional to 590,856.22, 886,098.42 and 191,404.32 is: 287,046.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    590,856.22 : 886,098.42 = 191,404.32 : x
  2. Step 2: Convert to fraction form
    590,856.22/886,098.42 = 191,404.32/x
  3. Step 3: Cross multiply
    590,856.22x = 886,098.42 × 191,404.32
  4. Step 4: Simplify right side
    590,856.22x = 169,603,062,210.31
  5. Step 5: Solve for x
    x = 169,603,062,210.31/590,856.22
  6. Step 6: Final answer
    x = 287,046.25

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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.