Home / 757,561.77-1,045,457.46-413,419.92

Finding the Fourth Proportional to 757,561.77, 1,045,457.46 and 413,419.92

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Solution

The fourth proportional to 757,561.77, 1,045,457.46 and 413,419.92 is: 570,531.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    757,561.77 : 1,045,457.46 = 413,419.92 : x
  2. Step 2: Convert to fraction form
    757,561.77/1,045,457.46 = 413,419.92/x
  3. Step 3: Cross multiply
    757,561.77x = 1,045,457.46 × 413,419.92
  4. Step 4: Simplify right side
    757,561.77x = 432,212,932,182.22
  5. Step 5: Solve for x
    x = 432,212,932,182.22/757,561.77
  6. Step 6: Final answer
    x = 570,531.61

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