Home / 707,832.48-1,061,121.84-507,649.44

Finding the Fourth Proportional to 707,832.48, 1,061,121.84 and 507,649.44

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Solution

The fourth proportional to 707,832.48, 1,061,121.84 and 507,649.44 is: 761,024.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    707,832.48 : 1,061,121.84 = 507,649.44 : x
  2. Step 2: Convert to fraction form
    707,832.48/1,061,121.84 = 507,649.44/x
  3. Step 3: Cross multiply
    707,832.48x = 1,061,121.84 × 507,649.44
  4. Step 4: Simplify right side
    707,832.48x = 538,677,907,847.77
  5. Step 5: Solve for x
    x = 538,677,907,847.77/707,832.48
  6. Step 6: Final answer
    x = 761,024.57

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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.