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Finding the Fourth Proportional to 588,019.68, 811,611.36 and 333,519.84

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Solution

The fourth proportional to 588,019.68, 811,611.36 and 333,519.84 is: 460,339.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    588,019.68 : 811,611.36 = 333,519.84 : x
  2. Step 2: Convert to fraction form
    588,019.68/811,611.36 = 333,519.84/x
  3. Step 3: Cross multiply
    588,019.68x = 811,611.36 × 333,519.84
  4. Step 4: Simplify right side
    588,019.68x = 270,688,490,929.38
  5. Step 5: Solve for x
    x = 270,688,490,929.38/588,019.68
  6. Step 6: Final answer
    x = 460,339.17

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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.