Home / 807,769.93-1,114,689.69-440,239.27

Finding the Fourth Proportional to 807,769.93, 1,114,689.69 and 440,239.27

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Solution

The fourth proportional to 807,769.93, 1,114,689.69 and 440,239.27 is: 607,512.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    807,769.93 : 1,114,689.69 = 440,239.27 : x
  2. Step 2: Convert to fraction form
    807,769.93/1,114,689.69 = 440,239.27/x
  3. Step 3: Cross multiply
    807,769.93x = 1,114,689.69 × 440,239.27
  4. Step 4: Simplify right side
    807,769.93x = 490,730,177,460.10
  5. Step 5: Solve for x
    x = 490,730,177,460.10/807,769.93
  6. Step 6: Final answer
    x = 607,512.31

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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.