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Finding the Fourth Proportional to 503,968.08, 695,475.80 and 277,618.32

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Solution

The fourth proportional to 503,968.08, 695,475.80 and 277,618.32 is: 383,113.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    503,968.08 : 695,475.80 = 277,618.32 : x
  2. Step 2: Convert to fraction form
    503,968.08/695,475.80 = 277,618.32/x
  3. Step 3: Cross multiply
    503,968.08x = 695,475.80 × 277,618.32
  4. Step 4: Simplify right side
    503,968.08x = 193,076,823,196.66
  5. Step 5: Solve for x
    x = 193,076,823,196.66/503,968.08
  6. Step 6: Final answer
    x = 383,113.20

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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.