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Finding the Fourth Proportional to 653,796.50, 980,693.26 and 174,024.38

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Solution

The fourth proportional to 653,796.50, 980,693.26 and 174,024.38 is: 261,036.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    653,796.50 : 980,693.26 = 174,024.38 : x
  2. Step 2: Convert to fraction form
    653,796.50/980,693.26 = 174,024.38/x
  3. Step 3: Cross multiply
    653,796.50x = 980,693.26 × 174,024.38
  4. Step 4: Simplify right side
    653,796.50x = 170,664,538,558.35
  5. Step 5: Solve for x
    x = 170,664,538,558.35/653,796.50
  6. Step 6: Final answer
    x = 261,036.18

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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.