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Finding the Fourth Proportional to 616,115.76, 854,589.53 and 599,729.66

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Solution

The fourth proportional to 616,115.76, 854,589.53 and 599,729.66 is: 831,861.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    616,115.76 : 854,589.53 = 599,729.66 : x
  2. Step 2: Convert to fraction form
    616,115.76/854,589.53 = 599,729.66/x
  3. Step 3: Cross multiply
    616,115.76x = 854,589.53 × 599,729.66
  4. Step 4: Simplify right side
    616,115.76x = 512,522,688,266.46
  5. Step 5: Solve for x
    x = 512,522,688,266.46/616,115.76
  6. Step 6: Final answer
    x = 831,861.03

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.39) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.