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Finding the Fourth Proportional to 503,501.31, 694,831.44 and 277,146.81

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Solution

The fourth proportional to 503,501.31, 694,831.44 and 277,146.81 is: 382,462.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    503,501.31 : 694,831.44 = 277,146.81 : x
  2. Step 2: Convert to fraction form
    503,501.31/694,831.44 = 277,146.81/x
  3. Step 3: Cross multiply
    503,501.31x = 694,831.44 × 277,146.81
  4. Step 4: Simplify right side
    503,501.31x = 192,570,317,083.71
  5. Step 5: Solve for x
    x = 192,570,317,083.71/503,501.31
  6. Step 6: Final answer
    x = 382,462.40

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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.