Home / 338,266.10-466,630.22-209,163.30

Finding the Fourth Proportional to 338,266.10, 466,630.22 and 209,163.30

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Solution

The fourth proportional to 338,266.10, 466,630.22 and 209,163.30 is: 288,535.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    338,266.10 : 466,630.22 = 209,163.30 : x
  2. Step 2: Convert to fraction form
    338,266.10/466,630.22 = 209,163.30/x
  3. Step 3: Cross multiply
    338,266.10x = 466,630.22 × 209,163.30
  4. Step 4: Simplify right side
    338,266.10x = 97,601,915,649.11
  5. Step 5: Solve for x
    x = 97,601,915,649.11/338,266.10
  6. Step 6: Final answer
    x = 288,535.91

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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.