Home / 988,541.37-1,364,219.37-547,021.04

Finding the Fourth Proportional to 988,541.37, 1,364,219.37 and 547,021.04

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Solution

The fourth proportional to 988,541.37, 1,364,219.37 and 547,021.04 is: 754,906.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    988,541.37 : 1,364,219.37 = 547,021.04 : x
  2. Step 2: Convert to fraction form
    988,541.37/1,364,219.37 = 547,021.04/x
  3. Step 3: Cross multiply
    988,541.37x = 1,364,219.37 × 547,021.04
  4. Step 4: Simplify right side
    988,541.37x = 746,256,691,744.45
  5. Step 5: Solve for x
    x = 746,256,691,744.45/988,541.37
  6. Step 6: Final answer
    x = 754,906.89

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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.