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Finding the Fourth Proportional to 503,605.68, 694,950.84 and 277,246.32

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Solution

The fourth proportional to 503,605.68, 694,950.84 and 277,246.32 is: 382,586.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    503,605.68 : 694,950.84 = 277,246.32 : x
  2. Step 2: Convert to fraction form
    503,605.68/694,950.84 = 277,246.32/x
  3. Step 3: Cross multiply
    503,605.68x = 694,950.84 × 277,246.32
  4. Step 4: Simplify right side
    503,605.68x = 192,672,562,970.91
  5. Step 5: Solve for x
    x = 192,672,562,970.91/503,605.68
  6. Step 6: Final answer
    x = 382,586.16

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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.