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Finding the Fourth Proportional to 567,085.40, 850,628.10 and 518,096.60

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Solution

The fourth proportional to 567,085.40, 850,628.10 and 518,096.60 is: 777,144.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    567,085.40 : 850,628.10 = 518,096.60 : x
  2. Step 2: Convert to fraction form
    567,085.40/850,628.10 = 518,096.60/x
  3. Step 3: Cross multiply
    567,085.40x = 850,628.10 × 518,096.60
  4. Step 4: Simplify right side
    567,085.40x = 440,707,526,474.46
  5. Step 5: Solve for x
    x = 440,707,526,474.46/567,085.40
  6. Step 6: Final answer
    x = 777,144.90

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Similar ratio
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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.