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Finding the Fourth Proportional to 277,499.81, 382,908.68 and 162,735.15

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Solution

The fourth proportional to 277,499.81, 382,908.68 and 162,735.15 is: 224,550.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    277,499.81 : 382,908.68 = 162,735.15 : x
  2. Step 2: Convert to fraction form
    277,499.81/382,908.68 = 162,735.15/x
  3. Step 3: Cross multiply
    277,499.81x = 382,908.68 × 162,735.15
  4. Step 4: Simplify right side
    277,499.81x = 62,312,700,662.43
  5. Step 5: Solve for x
    x = 62,312,700,662.43/277,499.81
  6. Step 6: Final answer
    x = 224,550.43

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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.