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Finding the Fourth Proportional to 277,054.48, 382,245.16 and 169,512.40

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Solution

The fourth proportional to 277,054.48, 382,245.16 and 169,512.40 is: 233,872.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    277,054.48 : 382,245.16 = 169,512.40 : x
  2. Step 2: Convert to fraction form
    277,054.48/382,245.16 = 169,512.40/x
  3. Step 3: Cross multiply
    277,054.48x = 382,245.16 × 169,512.40
  4. Step 4: Simplify right side
    277,054.48x = 64,795,294,459.98
  5. Step 5: Solve for x
    x = 64,795,294,459.98/277,054.48
  6. Step 6: Final answer
    x = 233,872.03

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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.