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Finding the Fourth Proportional to 504,271.98, 695,898.54 and 277,917.48

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Solution

The fourth proportional to 504,271.98, 695,898.54 and 277,917.48 is: 383,527.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    504,271.98 : 695,898.54 = 277,917.48 : x
  2. Step 2: Convert to fraction form
    504,271.98/695,898.54 = 277,917.48/x
  3. Step 3: Cross multiply
    504,271.98x = 695,898.54 × 277,917.48
  4. Step 4: Simplify right side
    504,271.98x = 193,402,368,572.48
  5. Step 5: Solve for x
    x = 193,402,368,572.48/504,271.98
  6. Step 6: Final answer
    x = 383,527.89

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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.