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Finding the Fourth Proportional to 582,443.04, 873,664.20 and 161,718.80

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Solution

The fourth proportional to 582,443.04, 873,664.20 and 161,718.80 is: 242,578.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    582,443.04 : 873,664.20 = 161,718.80 : x
  2. Step 2: Convert to fraction form
    582,443.04/873,664.20 = 161,718.80/x
  3. Step 3: Cross multiply
    582,443.04x = 873,664.20 × 161,718.80
  4. Step 4: Simplify right side
    582,443.04x = 141,287,926,026.96
  5. Step 5: Solve for x
    x = 141,287,926,026.96/582,443.04
  6. Step 6: Final answer
    x = 242,578.10

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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.