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Finding the Fourth Proportional to 503,910.03, 695,395.71 and 277,555.53

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Solution

The fourth proportional to 503,910.03, 695,395.71 and 277,555.53 is: 383,026.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    503,910.03 : 695,395.71 = 277,555.53 : x
  2. Step 2: Convert to fraction form
    503,910.03/695,395.71 = 277,555.53/x
  3. Step 3: Cross multiply
    503,910.03x = 695,395.71 × 277,555.53
  4. Step 4: Simplify right side
    503,910.03x = 193,010,924,848.78
  5. Step 5: Solve for x
    x = 193,010,924,848.78/503,910.03
  6. Step 6: Final answer
    x = 383,026.56

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1.5x scale

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.