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Finding the Fourth Proportional to 446,750.69, 616,517.33 and 255,765.51

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Solution

The fourth proportional to 446,750.69, 616,517.33 and 255,765.51 is: 352,957.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    446,750.69 : 616,517.33 = 255,765.51 : x
  2. Step 2: Convert to fraction form
    446,750.69/616,517.33 = 255,765.51/x
  3. Step 3: Cross multiply
    446,750.69x = 616,517.33 × 255,765.51
  4. Step 4: Simplify right side
    446,750.69x = 157,683,868,052.46
  5. Step 5: Solve for x
    x = 157,683,868,052.46/446,750.69
  6. Step 6: Final answer
    x = 352,957.19

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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.