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Finding the Fourth Proportional to 654,301.80, 981,452.70 and 496,837.80

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Solution

The fourth proportional to 654,301.80, 981,452.70 and 496,837.80 is: 745,256.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    654,301.80 : 981,452.70 = 496,837.80 : x
  2. Step 2: Convert to fraction form
    654,301.80/981,452.70 = 496,837.80/x
  3. Step 3: Cross multiply
    654,301.80x = 981,452.70 × 496,837.80
  4. Step 4: Simplify right side
    654,301.80x = 487,622,800,272.06
  5. Step 5: Solve for x
    x = 487,622,800,272.06/654,301.80
  6. Step 6: Final answer
    x = 745,256.70

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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.