Home / 947,216.66-1,307,589.12-603,523.80

Finding the Fourth Proportional to 947,216.66, 1,307,589.12 and 603,523.80

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Solution

The fourth proportional to 947,216.66, 1,307,589.12 and 603,523.80 is: 833,136.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    947,216.66 : 1,307,589.12 = 603,523.80 : x
  2. Step 2: Convert to fraction form
    947,216.66/1,307,589.12 = 603,523.80/x
  3. Step 3: Cross multiply
    947,216.66x = 1,307,589.12 × 603,523.80
  4. Step 4: Simplify right side
    947,216.66x = 789,161,154,541.06
  5. Step 5: Solve for x
    x = 789,161,154,541.06/947,216.66
  6. Step 6: Final answer
    x = 833,136.91

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.