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Finding the Fourth Proportional to 277,490.54, 416,238.96 and 97,581.32

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Solution

The fourth proportional to 277,490.54, 416,238.96 and 97,581.32 is: 146,373.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    277,490.54 : 416,238.96 = 97,581.32 : x
  2. Step 2: Convert to fraction form
    277,490.54/416,238.96 = 97,581.32/x
  3. Step 3: Cross multiply
    277,490.54x = 416,238.96 × 97,581.32
  4. Step 4: Simplify right side
    277,490.54x = 40,617,147,152.23
  5. Step 5: Solve for x
    x = 40,617,147,152.23/277,490.54
  6. Step 6: Final answer
    x = 146,373.09

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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.