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Finding the Fourth Proportional to 342,365.36, 513,768.36 and 184,702.64

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Solution

The fourth proportional to 342,365.36, 513,768.36 and 184,702.64 is: 277,172.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    342,365.36 : 513,768.36 = 184,702.64 : x
  2. Step 2: Convert to fraction form
    342,365.36/513,768.36 = 184,702.64/x
  3. Step 3: Cross multiply
    342,365.36x = 513,768.36 × 184,702.64
  4. Step 4: Simplify right side
    342,365.36x = 94,894,372,440.47
  5. Step 5: Solve for x
    x = 94,894,372,440.47/342,365.36
  6. Step 6: Final answer
    x = 277,172.82

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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.