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Finding the Fourth Proportional to 277,597.08, 383,055.45 and 161,292.42

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Solution

The fourth proportional to 277,597.08, 383,055.45 and 161,292.42 is: 222,566.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    277,597.08 : 383,055.45 = 161,292.42 : x
  2. Step 2: Convert to fraction form
    277,597.08/383,055.45 = 161,292.42/x
  3. Step 3: Cross multiply
    277,597.08x = 383,055.45 × 161,292.42
  4. Step 4: Simplify right side
    277,597.08x = 61,783,939,919.84
  5. Step 5: Solve for x
    x = 61,783,939,919.84/277,597.08
  6. Step 6: Final answer
    x = 222,566.97

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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.