Home / 937,137.80-1,293,250.70-507,418.20

Finding the Fourth Proportional to 937,137.80, 1,293,250.70 and 507,418.20

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Solution

The fourth proportional to 937,137.80, 1,293,250.70 and 507,418.20 is: 700,237.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    937,137.80 : 1,293,250.70 = 507,418.20 : x
  2. Step 2: Convert to fraction form
    937,137.80/1,293,250.70 = 507,418.20/x
  3. Step 3: Cross multiply
    937,137.80x = 1,293,250.70 × 507,418.20
  4. Step 4: Simplify right side
    937,137.80x = 656,218,942,342.74
  5. Step 5: Solve for x
    x = 656,218,942,342.74/937,137.80
  6. Step 6: Final answer
    x = 700,237.41

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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.