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Finding the Fourth Proportional to 503,365.56, 694,644 and 277,011.06

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Solution

The fourth proportional to 503,365.56, 694,644 and 277,011.06 is: 382,275.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    503,365.56 : 694,644 = 277,011.06 : x
  2. Step 2: Convert to fraction form
    503,365.56/694,644 = 277,011.06/x
  3. Step 3: Cross multiply
    503,365.56x = 694,644 × 277,011.06
  4. Step 4: Simplify right side
    503,365.56x = 192,424,070,762.64
  5. Step 5: Solve for x
    x = 192,424,070,762.64/503,365.56
  6. Step 6: Final answer
    x = 382,275.00

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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.