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Finding the Fourth Proportional to 453,544.80, 681,094.80 and 296,469.60

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Solution

The fourth proportional to 453,544.80, 681,094.80 and 296,469.60 is: 445,212.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    453,544.80 : 681,094.80 = 296,469.60 : x
  2. Step 2: Convert to fraction form
    453,544.80/681,094.80 = 296,469.60/x
  3. Step 3: Cross multiply
    453,544.80x = 681,094.80 × 296,469.60
  4. Step 4: Simplify right side
    453,544.80x = 201,923,902,918.08
  5. Step 5: Solve for x
    x = 201,923,902,918.08/453,544.80
  6. Step 6: Final answer
    x = 445,212.70

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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.