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Finding the Fourth Proportional to 582,136.29, 803,322.05 and 324,026.73

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Solution

The fourth proportional to 582,136.29, 803,322.05 and 324,026.73 is: 447,142.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    582,136.29 : 803,322.05 = 324,026.73 : x
  2. Step 2: Convert to fraction form
    582,136.29/803,322.05 = 324,026.73/x
  3. Step 3: Cross multiply
    582,136.29x = 803,322.05 × 324,026.73
  4. Step 4: Simplify right side
    582,136.29x = 260,297,815,378.26
  5. Step 5: Solve for x
    x = 260,297,815,378.26/582,136.29
  6. Step 6: Final answer
    x = 447,142.40

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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.