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Finding the Fourth Proportional to 503,362.67, 694,640.58 and 277,008.17

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Solution

The fourth proportional to 503,362.67, 694,640.58 and 277,008.17 is: 382,271.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    503,362.67 : 694,640.58 = 277,008.17 : x
  2. Step 2: Convert to fraction form
    503,362.67/694,640.58 = 277,008.17/x
  3. Step 3: Cross multiply
    503,362.67x = 694,640.58 × 277,008.17
  4. Step 4: Simplify right side
    503,362.67x = 192,421,111,361.56
  5. Step 5: Solve for x
    x = 192,421,111,361.56/503,362.67
  6. Step 6: Final answer
    x = 382,271.32

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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.