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Finding the Fourth Proportional to 503,873.06, 695,312.91 and 277,518.56

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Solution

The fourth proportional to 503,873.06, 695,312.91 and 277,518.56 is: 382,958.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    503,873.06 : 695,312.91 = 277,518.56 : x
  2. Step 2: Convert to fraction form
    503,873.06/695,312.91 = 277,518.56/x
  3. Step 3: Cross multiply
    503,873.06x = 695,312.91 × 277,518.56
  4. Step 4: Simplify right side
    503,873.06x = 192,962,237,532.61
  5. Step 5: Solve for x
    x = 192,962,237,532.61/503,873.06
  6. Step 6: Final answer
    x = 382,958.04

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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.