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Finding the Fourth Proportional to 503,967.08, 695,474.42 and 277,617.32

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Solution

The fourth proportional to 503,967.08, 695,474.42 and 277,617.32 is: 383,111.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    503,967.08 : 695,474.42 = 277,617.32 : x
  2. Step 2: Convert to fraction form
    503,967.08/695,474.42 = 277,617.32/x
  3. Step 3: Cross multiply
    503,967.08x = 695,474.42 × 277,617.32
  4. Step 4: Simplify right side
    503,967.08x = 193,075,744,608.95
  5. Step 5: Solve for x
    x = 193,075,744,608.95/503,967.08
  6. Step 6: Final answer
    x = 383,111.82

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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.