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Finding the Fourth Proportional to 404,601.06, 606,707.58 and 191,191.34

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Solution

The fourth proportional to 404,601.06, 606,707.58 and 191,191.34 is: 286,695.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    404,601.06 : 606,707.58 = 191,191.34 : x
  2. Step 2: Convert to fraction form
    404,601.06/606,707.58 = 191,191.34/x
  3. Step 3: Cross multiply
    404,601.06x = 606,707.58 × 191,191.34
  4. Step 4: Simplify right side
    404,601.06x = 115,997,235,208.36
  5. Step 5: Solve for x
    x = 115,997,235,208.36/404,601.06
  6. Step 6: Final answer
    x = 286,695.33

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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.