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Finding the Fourth Proportional to 446,681.51, 616,458.27 and 245,519.27

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Solution

The fourth proportional to 446,681.51, 616,458.27 and 245,519.27 is: 338,837.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    446,681.51 : 616,458.27 = 245,519.27 : x
  2. Step 2: Convert to fraction form
    446,681.51/616,458.27 = 245,519.27/x
  3. Step 3: Cross multiply
    446,681.51x = 616,458.27 × 245,519.27
  4. Step 4: Simplify right side
    446,681.51x = 151,352,384,435.86
  5. Step 5: Solve for x
    x = 151,352,384,435.86/446,681.51
  6. Step 6: Final answer
    x = 338,837.36

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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.