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Finding the Fourth Proportional to 446,589.58, 616,257.87 and 255,559.18

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Solution

The fourth proportional to 446,589.58, 616,257.87 and 255,559.18 is: 352,651.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    446,589.58 : 616,257.87 = 255,559.18 : x
  2. Step 2: Convert to fraction form
    446,589.58/616,257.87 = 255,559.18/x
  3. Step 3: Cross multiply
    446,589.58x = 616,257.87 × 255,559.18
  4. Step 4: Simplify right side
    446,589.58x = 157,490,355,925.75
  5. Step 5: Solve for x
    x = 157,490,355,925.75/446,589.58
  6. Step 6: Final answer
    x = 352,651.21

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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.