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Finding the Fourth Proportional to 236,470.90, 354,879.15 and 166,486.90

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Solution

The fourth proportional to 236,470.90, 354,879.15 and 166,486.90 is: 249,852.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    236,470.90 : 354,879.15 = 166,486.90 : x
  2. Step 2: Convert to fraction form
    236,470.90/354,879.15 = 166,486.90/x
  3. Step 3: Cross multiply
    236,470.90x = 354,879.15 × 166,486.90
  4. Step 4: Simplify right side
    236,470.90x = 59,082,729,558.14
  5. Step 5: Solve for x
    x = 59,082,729,558.14/236,470.90
  6. Step 6: Final answer
    x = 249,852.01

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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.