Home / 582,112.19-873,168.50-261,890.09

Finding the Fourth Proportional to 582,112.19, 873,168.50 and 261,890.09

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Solution

The fourth proportional to 582,112.19, 873,168.50 and 261,890.09 is: 392,835.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    582,112.19 : 873,168.50 = 261,890.09 : x
  2. Step 2: Convert to fraction form
    582,112.19/873,168.50 = 261,890.09/x
  3. Step 3: Cross multiply
    582,112.19x = 873,168.50 × 261,890.09
  4. Step 4: Simplify right side
    582,112.19x = 228,674,171,374.87
  5. Step 5: Solve for x
    x = 228,674,171,374.87/582,112.19
  6. Step 6: Final answer
    x = 392,835.23

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Half scale
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Double scale
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Similar ratio
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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.