Home / 656,545.23-984,817.53-507,003.57

Finding the Fourth Proportional to 656,545.23, 984,817.53 and 507,003.57

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Solution

The fourth proportional to 656,545.23, 984,817.53 and 507,003.57 is: 760,505.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    656,545.23 : 984,817.53 = 507,003.57 : x
  2. Step 2: Convert to fraction form
    656,545.23/984,817.53 = 507,003.57/x
  3. Step 3: Cross multiply
    656,545.23x = 984,817.53 × 507,003.57
  4. Step 4: Simplify right side
    656,545.23x = 499,306,003,508.58
  5. Step 5: Solve for x
    x = 499,306,003,508.58/656,545.23
  6. Step 6: Final answer
    x = 760,505.11

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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.