Home / 988,363.68-1,363,944.24-535,654.56

Finding the Fourth Proportional to 988,363.68, 1,363,944.24 and 535,654.56

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Solution

The fourth proportional to 988,363.68, 1,363,944.24 and 535,654.56 is: 739,204.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    988,363.68 : 1,363,944.24 = 535,654.56 : x
  2. Step 2: Convert to fraction form
    988,363.68/1,363,944.24 = 535,654.56/x
  3. Step 3: Cross multiply
    988,363.68x = 1,363,944.24 × 535,654.56
  4. Step 4: Simplify right side
    988,363.68x = 730,602,951,741.74
  5. Step 5: Solve for x
    x = 730,602,951,741.74/988,363.68
  6. Step 6: Final answer
    x = 739,204.57

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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.