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Finding the Fourth Proportional to 503,887.56, 695,332.92 and 277,533.06

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Solution

The fourth proportional to 503,887.56, 695,332.92 and 277,533.06 is: 382,978.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    503,887.56 : 695,332.92 = 277,533.06 : x
  2. Step 2: Convert to fraction form
    503,887.56/695,332.92 = 277,533.06/x
  3. Step 3: Cross multiply
    503,887.56x = 695,332.92 × 277,533.06
  4. Step 4: Simplify right side
    503,887.56x = 192,977,873,006.34
  5. Step 5: Solve for x
    x = 192,977,873,006.34/503,887.56
  6. Step 6: Final answer
    x = 382,978.05

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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.