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Finding the Fourth Proportional to 446,679.01, 616,454.82 and 245,516.77

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Solution

The fourth proportional to 446,679.01, 616,454.82 and 245,516.77 is: 338,833.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    446,679.01 : 616,454.82 = 245,516.77 : x
  2. Step 2: Convert to fraction form
    446,679.01/616,454.82 = 245,516.77/x
  3. Step 3: Cross multiply
    446,679.01x = 616,454.82 × 245,516.77
  4. Step 4: Simplify right side
    446,679.01x = 151,349,991,947.47
  5. Step 5: Solve for x
    x = 151,349,991,947.47/446,679.01
  6. Step 6: Final answer
    x = 338,833.91

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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.