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Finding the Fourth Proportional to 437,412.76, 656,207.98 and 184,693.97

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Solution

The fourth proportional to 437,412.76, 656,207.98 and 184,693.97 is: 277,078.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    437,412.76 : 656,207.98 = 184,693.97 : x
  2. Step 2: Convert to fraction form
    437,412.76/656,207.98 = 184,693.97/x
  3. Step 3: Cross multiply
    437,412.76x = 656,207.98 × 184,693.97
  4. Step 4: Simplify right side
    437,412.76x = 121,197,658,150.67
  5. Step 5: Solve for x
    x = 121,197,658,150.67/437,412.76
  6. Step 6: Final answer
    x = 277,078.47

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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.