Home / 893,855.97-1,233,545.04-485,985.24

Finding the Fourth Proportional to 893,855.97, 1,233,545.04 and 485,985.24

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Solution

The fourth proportional to 893,855.97, 1,233,545.04 and 485,985.24 is: 670,672.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    893,855.97 : 1,233,545.04 = 485,985.24 : x
  2. Step 2: Convert to fraction form
    893,855.97/1,233,545.04 = 485,985.24/x
  3. Step 3: Cross multiply
    893,855.97x = 1,233,545.04 × 485,985.24
  4. Step 4: Simplify right side
    893,855.97x = 599,484,682,315.21
  5. Step 5: Solve for x
    x = 599,484,682,315.21/893,855.97
  6. Step 6: Final answer
    x = 670,672.57

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1.5x scale

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.