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Finding the Fourth Proportional to 292,767.35, 404,010.25 and 163,697.90

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Solution

The fourth proportional to 292,767.35, 404,010.25 and 163,697.90 is: 225,898.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    292,767.35 : 404,010.25 = 163,697.90 : x
  2. Step 2: Convert to fraction form
    292,767.35/404,010.25 = 163,697.90/x
  3. Step 3: Cross multiply
    292,767.35x = 404,010.25 × 163,697.90
  4. Step 4: Simplify right side
    292,767.35x = 66,135,627,074.18
  5. Step 5: Solve for x
    x = 66,135,627,074.18/292,767.35
  6. Step 6: Final answer
    x = 225,898.24

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1.5x scale

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.