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Finding the Fourth Proportional to 333,883.12, 460,918.26 and 190,615.48

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Solution

The fourth proportional to 333,883.12, 460,918.26 and 190,615.48 is: 263,140.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    333,883.12 : 460,918.26 = 190,615.48 : x
  2. Step 2: Convert to fraction form
    333,883.12/460,918.26 = 190,615.48/x
  3. Step 3: Cross multiply
    333,883.12x = 460,918.26 × 190,615.48
  4. Step 4: Simplify right side
    333,883.12x = 87,858,155,370.66
  5. Step 5: Solve for x
    x = 87,858,155,370.66/333,883.12
  6. Step 6: Final answer
    x = 263,140.45

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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.