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Finding the Fourth Proportional to 344,000.70, 515,223.45 and 204,032.70

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Solution

The fourth proportional to 344,000.70, 515,223.45 and 204,032.70 is: 305,587.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    344,000.70 : 515,223.45 = 204,032.70 : x
  2. Step 2: Convert to fraction form
    344,000.70/515,223.45 = 204,032.70/x
  3. Step 3: Cross multiply
    344,000.70x = 515,223.45 × 204,032.70
  4. Step 4: Simplify right side
    344,000.70x = 105,122,431,606.82
  5. Step 5: Solve for x
    x = 105,122,431,606.82/344,000.70
  6. Step 6: Final answer
    x = 305,587.84

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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.