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Finding the Fourth Proportional to 241,618.77, 333,448.65 and 139,662.72

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Solution

The fourth proportional to 241,618.77, 333,448.65 and 139,662.72 is: 192,743.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    241,618.77 : 333,448.65 = 139,662.72 : x
  2. Step 2: Convert to fraction form
    241,618.77/333,448.65 = 139,662.72/x
  3. Step 3: Cross multiply
    241,618.77x = 333,448.65 × 139,662.72
  4. Step 4: Simplify right side
    241,618.77x = 46,570,345,439.33
  5. Step 5: Solve for x
    x = 46,570,345,439.33/241,618.77
  6. Step 6: Final answer
    x = 192,743.08

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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.