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Finding the Fourth Proportional to 503,880.11, 695,354.55 and 277,525.61

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Solution

The fourth proportional to 503,880.11, 695,354.55 and 277,525.61 is: 382,985.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    503,880.11 : 695,354.55 = 277,525.61 : x
  2. Step 2: Convert to fraction form
    503,880.11/695,354.55 = 277,525.61/x
  3. Step 3: Cross multiply
    503,880.11x = 695,354.55 × 277,525.61
  4. Step 4: Simplify right side
    503,880.11x = 192,978,692,178.25
  5. Step 5: Solve for x
    x = 192,978,692,178.25/503,880.11
  6. Step 6: Final answer
    x = 382,985.34

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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.