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Finding the Fourth Proportional to 446,736.64, 616,498.56 and 245,545.60

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Solution

The fourth proportional to 446,736.64, 616,498.56 and 245,545.60 is: 338,854.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    446,736.64 : 616,498.56 = 245,545.60 : x
  2. Step 2: Convert to fraction form
    446,736.64/616,498.56 = 245,545.60/x
  3. Step 3: Cross multiply
    446,736.64x = 616,498.56 × 245,545.60
  4. Step 4: Simplify right side
    446,736.64x = 151,378,508,814.34
  5. Step 5: Solve for x
    x = 151,378,508,814.34/446,736.64
  6. Step 6: Final answer
    x = 338,854.03

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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.