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Finding the Fourth Proportional to 207,249.63, 286,004.48 and 117,825.63

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Solution

The fourth proportional to 207,249.63, 286,004.48 and 117,825.63 is: 162,599.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    207,249.63 : 286,004.48 = 117,825.63 : x
  2. Step 2: Convert to fraction form
    207,249.63/286,004.48 = 117,825.63/x
  3. Step 3: Cross multiply
    207,249.63x = 286,004.48 × 117,825.63
  4. Step 4: Simplify right side
    207,249.63x = 33,698,658,038.82
  5. Step 5: Solve for x
    x = 33,698,658,038.82/207,249.63
  6. Step 6: Final answer
    x = 162,599.36

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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.