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Finding the Fourth Proportional to 503,946.66, 695,446.44 and 277,592.16

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Solution

The fourth proportional to 503,946.66, 695,446.44 and 277,592.16 is: 383,077.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    503,946.66 : 695,446.44 = 277,592.16 : x
  2. Step 2: Convert to fraction form
    503,946.66/695,446.44 = 277,592.16/x
  3. Step 3: Cross multiply
    503,946.66x = 695,446.44 × 277,592.16
  4. Step 4: Simplify right side
    503,946.66x = 193,050,479,443.91
  5. Step 5: Solve for x
    x = 193,050,479,443.91/503,946.66
  6. Step 6: Final answer
    x = 383,077.21

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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.