Home / 988,054.43-1,363,516.01-535,345.43

Finding the Fourth Proportional to 988,054.43, 1,363,516.01 and 535,345.43

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Solution

The fourth proportional to 988,054.43, 1,363,516.01 and 535,345.43 is: 738,777.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    988,054.43 : 1,363,516.01 = 535,345.43 : x
  2. Step 2: Convert to fraction form
    988,054.43/1,363,516.01 = 535,345.43/x
  3. Step 3: Cross multiply
    988,054.43x = 1,363,516.01 × 535,345.43
  4. Step 4: Simplify right side
    988,054.43x = 729,952,055,191.03
  5. Step 5: Solve for x
    x = 729,952,055,191.03/988,054.43
  6. Step 6: Final answer
    x = 738,777.17

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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.