Home / 325,999.06-449,890.38-190,011.08

Finding the Fourth Proportional to 325,999.06, 449,890.38 and 190,011.08

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Solution

The fourth proportional to 325,999.06, 449,890.38 and 190,011.08 is: 262,222.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    325,999.06 : 449,890.38 = 190,011.08 : x
  2. Step 2: Convert to fraction form
    325,999.06/449,890.38 = 190,011.08/x
  3. Step 3: Cross multiply
    325,999.06x = 449,890.38 × 190,011.08
  4. Step 4: Simplify right side
    325,999.06x = 85,484,158,110.14
  5. Step 5: Solve for x
    x = 85,484,158,110.14/325,999.06
  6. Step 6: Final answer
    x = 262,222.10

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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.