Home / 988,007.76-1,483,995.60-589,427.28

Finding the Fourth Proportional to 988,007.76, 1,483,995.60 and 589,427.28

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Solution

The fourth proportional to 988,007.76, 1,483,995.60 and 589,427.28 is: 885,324.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    988,007.76 : 1,483,995.60 = 589,427.28 : x
  2. Step 2: Convert to fraction form
    988,007.76/1,483,995.60 = 589,427.28/x
  3. Step 3: Cross multiply
    988,007.76x = 1,483,995.60 × 589,427.28
  4. Step 4: Simplify right side
    988,007.76x = 874,707,490,039.97
  5. Step 5: Solve for x
    x = 874,707,490,039.97/988,007.76
  6. Step 6: Final answer
    x = 885,324.51

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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.