Home / 451,146.36-622,588.14-247,193.16

Finding the Fourth Proportional to 451,146.36, 622,588.14 and 247,193.16

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Solution

The fourth proportional to 451,146.36, 622,588.14 and 247,193.16 is: 341,129.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    451,146.36 : 622,588.14 = 247,193.16 : x
  2. Step 2: Convert to fraction form
    451,146.36/622,588.14 = 247,193.16/x
  3. Step 3: Cross multiply
    451,146.36x = 622,588.14 × 247,193.16
  4. Step 4: Simplify right side
    451,146.36x = 153,899,529,705.12
  5. Step 5: Solve for x
    x = 153,899,529,705.12/451,146.36
  6. Step 6: Final answer
    x = 341,129.94

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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.