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Finding the Fourth Proportional to 277,174.01, 416,105.47 and 193,466.59

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Solution

The fourth proportional to 277,174.01, 416,105.47 and 193,466.59 is: 290,440.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    277,174.01 : 416,105.47 = 193,466.59 : x
  2. Step 2: Convert to fraction form
    277,174.01/416,105.47 = 193,466.59/x
  3. Step 3: Cross multiply
    277,174.01x = 416,105.47 × 193,466.59
  4. Step 4: Simplify right side
    277,174.01x = 80,502,506,361.25
  5. Step 5: Solve for x
    x = 80,502,506,361.25/277,174.01
  6. Step 6: Final answer
    x = 290,440.31

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.