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Finding the Fourth Proportional to 277,453.56, 382,744.80 and 168,528.90

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Solution

The fourth proportional to 277,453.56, 382,744.80 and 168,528.90 is: 232,484.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    277,453.56 : 382,744.80 = 168,528.90 : x
  2. Step 2: Convert to fraction form
    277,453.56/382,744.80 = 168,528.90/x
  3. Step 3: Cross multiply
    277,453.56x = 382,744.80 × 168,528.90
  4. Step 4: Simplify right side
    277,453.56x = 64,503,560,124.72
  5. Step 5: Solve for x
    x = 64,503,560,124.72/277,453.56
  6. Step 6: Final answer
    x = 232,484.17

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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.