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Finding the Fourth Proportional to 503,902.77, 695,385.71 and 277,548.27

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Solution

The fourth proportional to 503,902.77, 695,385.71 and 277,548.27 is: 383,016.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    503,902.77 : 695,385.71 = 277,548.27 : x
  2. Step 2: Convert to fraction form
    503,902.77/695,385.71 = 277,548.27/x
  3. Step 3: Cross multiply
    503,902.77x = 695,385.71 × 277,548.27
  4. Step 4: Simplify right side
    503,902.77x = 193,003,095,928.55
  5. Step 5: Solve for x
    x = 193,003,095,928.55/503,902.77
  6. Step 6: Final answer
    x = 383,016.54

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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.