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Finding the Fourth Proportional to 503,884.60, 695,360.70 and 277,530.10

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Solution

The fourth proportional to 503,884.60, 695,360.70 and 277,530.10 is: 382,991.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    503,884.60 : 695,360.70 = 277,530.10 : x
  2. Step 2: Convert to fraction form
    503,884.60/695,360.70 = 277,530.10/x
  3. Step 3: Cross multiply
    503,884.60x = 695,360.70 × 277,530.10
  4. Step 4: Simplify right side
    503,884.60x = 192,983,522,868.67
  5. Step 5: Solve for x
    x = 192,983,522,868.67/503,884.60
  6. Step 6: Final answer
    x = 382,991.51

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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.