Home / 686,196.18-944,993.25-617,629.14

Finding the Fourth Proportional to 686,196.18, 944,993.25 and 617,629.14

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Solution

The fourth proportional to 686,196.18, 944,993.25 and 617,629.14 is: 850,566.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    686,196.18 : 944,993.25 = 617,629.14 : x
  2. Step 2: Convert to fraction form
    686,196.18/944,993.25 = 617,629.14/x
  3. Step 3: Cross multiply
    686,196.18x = 944,993.25 × 617,629.14
  4. Step 4: Simplify right side
    686,196.18x = 583,655,368,303.31
  5. Step 5: Solve for x
    x = 583,655,368,303.31/686,196.18
  6. Step 6: Final answer
    x = 850,566.33

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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.