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Finding the Fourth Proportional to 277,256.52, 413,879.22 and 243,626.40

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Solution

The fourth proportional to 277,256.52, 413,879.22 and 243,626.40 is: 363,677.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    277,256.52 : 413,879.22 = 243,626.40 : x
  2. Step 2: Convert to fraction form
    277,256.52/413,879.22 = 243,626.40/x
  3. Step 3: Cross multiply
    277,256.52x = 413,879.22 × 243,626.40
  4. Step 4: Simplify right side
    277,256.52x = 100,831,904,403.41
  5. Step 5: Solve for x
    x = 100,831,904,403.41/277,256.52
  6. Step 6: Final answer
    x = 363,677.31

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.