Home / 988,365.49-1,480,854.11-663,545.23

Finding the Fourth Proportional to 988,365.49, 1,480,854.11 and 663,545.23

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Solution

The fourth proportional to 988,365.49, 1,480,854.11 and 663,545.23 is: 994,180.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    988,365.49 : 1,480,854.11 = 663,545.23 : x
  2. Step 2: Convert to fraction form
    988,365.49/1,480,854.11 = 663,545.23/x
  3. Step 3: Cross multiply
    988,365.49x = 1,480,854.11 × 663,545.23
  4. Step 4: Simplify right side
    988,365.49x = 982,613,673,996.53
  5. Step 5: Solve for x
    x = 982,613,673,996.53/988,365.49
  6. Step 6: Final answer
    x = 994,180.48

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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.