Home / 988,708.53-1,364,428.53-580,827.57

Finding the Fourth Proportional to 988,708.53, 1,364,428.53 and 580,827.57

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Solution

The fourth proportional to 988,708.53, 1,364,428.53 and 580,827.57 is: 801,548.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    988,708.53 : 1,364,428.53 = 580,827.57 : x
  2. Step 2: Convert to fraction form
    988,708.53/1,364,428.53 = 580,827.57/x
  3. Step 3: Cross multiply
    988,708.53x = 1,364,428.53 × 580,827.57
  4. Step 4: Simplify right side
    988,708.53x = 792,497,707,518.57
  5. Step 5: Solve for x
    x = 792,497,707,518.57/988,708.53
  6. Step 6: Final answer
    x = 801,548.37

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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.