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Finding the Fourth Proportional to 503,893.82, 695,373.33 and 277,539.32

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Solution

The fourth proportional to 503,893.82, 695,373.33 and 277,539.32 is: 383,004.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    503,893.82 : 695,373.33 = 277,539.32 : x
  2. Step 2: Convert to fraction form
    503,893.82/695,373.33 = 277,539.32/x
  3. Step 3: Cross multiply
    503,893.82x = 695,373.33 × 277,539.32
  4. Step 4: Simplify right side
    503,893.82x = 192,993,441,154.34
  5. Step 5: Solve for x
    x = 192,993,441,154.34/503,893.82
  6. Step 6: Final answer
    x = 383,004.18

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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.