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Finding the Fourth Proportional to 445,092.58, 614,228.10 and 261,295.17

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Solution

The fourth proportional to 445,092.58, 614,228.10 and 261,295.17 is: 360,587.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    445,092.58 : 614,228.10 = 261,295.17 : x
  2. Step 2: Convert to fraction form
    445,092.58/614,228.10 = 261,295.17/x
  3. Step 3: Cross multiply
    445,092.58x = 614,228.10 × 261,295.17
  4. Step 4: Simplify right side
    445,092.58x = 160,494,835,808.28
  5. Step 5: Solve for x
    x = 160,494,835,808.28/445,092.58
  6. Step 6: Final answer
    x = 360,587.54

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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.