Home / 631,650.42-947,115.44-375,591.06

Finding the Fourth Proportional to 631,650.42, 947,115.44 and 375,591.06

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Solution

The fourth proportional to 631,650.42, 947,115.44 and 375,591.06 is: 563,172.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    631,650.42 : 947,115.44 = 375,591.06 : x
  2. Step 2: Convert to fraction form
    631,650.42/947,115.44 = 375,591.06/x
  3. Step 3: Cross multiply
    631,650.42x = 947,115.44 × 375,591.06
  4. Step 4: Simplify right side
    631,650.42x = 355,728,090,174.01
  5. Step 5: Solve for x
    x = 355,728,090,174.01/631,650.42
  6. Step 6: Final answer
    x = 563,172.41

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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.