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Finding the Fourth Proportional to 324,166.01, 486,420.33 and 230,004.72

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Solution

The fourth proportional to 324,166.01, 486,420.33 and 230,004.72 is: 345,128.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    324,166.01 : 486,420.33 = 230,004.72 : x
  2. Step 2: Convert to fraction form
    324,166.01/486,420.33 = 230,004.72/x
  3. Step 3: Cross multiply
    324,166.01x = 486,420.33 × 230,004.72
  4. Step 4: Simplify right side
    324,166.01x = 111,878,972,445.00
  5. Step 5: Solve for x
    x = 111,878,972,445.00/324,166.01
  6. Step 6: Final answer
    x = 345,128.64

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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.