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Finding the Fourth Proportional to 552,706.01, 829,059.21 and 197,698.80

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Solution

The fourth proportional to 552,706.01, 829,059.21 and 197,698.80 is: 296,548.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    552,706.01 : 829,059.21 = 197,698.80 : x
  2. Step 2: Convert to fraction form
    552,706.01/829,059.21 = 197,698.80/x
  3. Step 3: Cross multiply
    552,706.01x = 829,059.21 × 197,698.80
  4. Step 4: Simplify right side
    552,706.01x = 163,904,010,945.95
  5. Step 5: Solve for x
    x = 163,904,010,945.95/552,706.01
  6. Step 6: Final answer
    x = 296,548.27

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Similar ratio
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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.