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Finding the Fourth Proportional to 582,786.96, 874,336.02 and 208,847.76

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Solution

The fourth proportional to 582,786.96, 874,336.02 and 208,847.76 is: 313,327.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    582,786.96 : 874,336.02 = 208,847.76 : x
  2. Step 2: Convert to fraction form
    582,786.96/874,336.02 = 208,847.76/x
  3. Step 3: Cross multiply
    582,786.96x = 874,336.02 × 208,847.76
  4. Step 4: Simplify right side
    582,786.96x = 182,603,119,264.32
  5. Step 5: Solve for x
    x = 182,603,119,264.32/582,786.96
  6. Step 6: Final answer
    x = 313,327.39

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.