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Finding the Fourth Proportional to 296,256.78, 408,845.96 and 167,199.77

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Solution

The fourth proportional to 296,256.78, 408,845.96 and 167,199.77 is: 230,742.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    296,256.78 : 408,845.96 = 167,199.77 : x
  2. Step 2: Convert to fraction form
    296,256.78/408,845.96 = 167,199.77/x
  3. Step 3: Cross multiply
    296,256.78x = 408,845.96 × 167,199.77
  4. Step 4: Simplify right side
    296,256.78x = 68,358,949,356.34
  5. Step 5: Solve for x
    x = 68,358,949,356.34/296,256.78
  6. Step 6: Final answer
    x = 230,742.22

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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.