Home / 807,257.68-1,114,010.40-444,673.12

Finding the Fourth Proportional to 807,257.68, 1,114,010.40 and 444,673.12

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Solution

The fourth proportional to 807,257.68, 1,114,010.40 and 444,673.12 is: 613,646.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    807,257.68 : 1,114,010.40 = 444,673.12 : x
  2. Step 2: Convert to fraction form
    807,257.68/1,114,010.40 = 444,673.12/x
  3. Step 3: Cross multiply
    807,257.68x = 1,114,010.40 × 444,673.12
  4. Step 4: Simplify right side
    807,257.68x = 495,370,480,280.45
  5. Step 5: Solve for x
    x = 495,370,480,280.45/807,257.68
  6. Step 6: Final answer
    x = 613,646.04

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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.