Home / 937,475.22-1,404,332-431,331.06

Finding the Fourth Proportional to 937,475.22, 1,404,332 and 431,331.06

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Solution

The fourth proportional to 937,475.22, 1,404,332 and 431,331.06 is: 646,131.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    937,475.22 : 1,404,332 = 431,331.06 : x
  2. Step 2: Convert to fraction form
    937,475.22/1,404,332 = 431,331.06/x
  3. Step 3: Cross multiply
    937,475.22x = 1,404,332 × 431,331.06
  4. Step 4: Simplify right side
    937,475.22x = 605,732,010,151.92
  5. Step 5: Solve for x
    x = 605,732,010,151.92/937,475.22
  6. Step 6: Final answer
    x = 646,131.22

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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.