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Finding the Fourth Proportional to 277,486.68, 382,890.44 and 168,534.34

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Solution

The fourth proportional to 277,486.68, 382,890.44 and 168,534.34 is: 232,552.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    277,486.68 : 382,890.44 = 168,534.34 : x
  2. Step 2: Convert to fraction form
    277,486.68/382,890.44 = 168,534.34/x
  3. Step 3: Cross multiply
    277,486.68x = 382,890.44 × 168,534.34
  4. Step 4: Simplify right side
    277,486.68x = 64,530,187,597.71
  5. Step 5: Solve for x
    x = 64,530,187,597.71/277,486.68
  6. Step 6: Final answer
    x = 232,552.38

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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.