Home / 672,652.08-1,008,981.72-199,341.54

Finding the Fourth Proportional to 672,652.08, 1,008,981.72 and 199,341.54

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Solution

The fourth proportional to 672,652.08, 1,008,981.72 and 199,341.54 is: 299,013.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    672,652.08 : 1,008,981.72 = 199,341.54 : x
  2. Step 2: Convert to fraction form
    672,652.08/1,008,981.72 = 199,341.54/x
  3. Step 3: Cross multiply
    672,652.08x = 1,008,981.72 × 199,341.54
  4. Step 4: Simplify right side
    672,652.08x = 201,131,969,896.65
  5. Step 5: Solve for x
    x = 201,131,969,896.65/672,652.08
  6. Step 6: Final answer
    x = 299,013.38

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.