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Finding the Fourth Proportional to 503,330.96, 694,596.47 and 276,976.46

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Solution

The fourth proportional to 503,330.96, 694,596.47 and 276,976.46 is: 382,227.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    503,330.96 : 694,596.47 = 276,976.46 : x
  2. Step 2: Convert to fraction form
    503,330.96/694,596.47 = 276,976.46/x
  3. Step 3: Cross multiply
    503,330.96x = 694,596.47 × 276,976.46
  4. Step 4: Simplify right side
    503,330.96x = 192,386,871,740.71
  5. Step 5: Solve for x
    x = 192,386,871,740.71/503,330.96
  6. Step 6: Final answer
    x = 382,227.37

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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.