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Finding the Fourth Proportional to 337,678.08, 465,990 and 186,774.96

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Solution

The fourth proportional to 337,678.08, 465,990 and 186,774.96 is: 257,746.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    337,678.08 : 465,990 = 186,774.96 : x
  2. Step 2: Convert to fraction form
    337,678.08/465,990 = 186,774.96/x
  3. Step 3: Cross multiply
    337,678.08x = 465,990 × 186,774.96
  4. Step 4: Simplify right side
    337,678.08x = 87,035,263,610.40
  5. Step 5: Solve for x
    x = 87,035,263,610.40/337,678.08
  6. Step 6: Final answer
    x = 257,746.26

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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.