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Finding the Fourth Proportional to 1,818,164, 2,727,639.68 and 696,233

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Solution

The fourth proportional to 1,818,164, 2,727,639.68 and 696,233 is: 1,044,500.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,818,164 : 2,727,639.68 = 696,233 : x
  2. Step 2: Convert to fraction form
    1,818,164/2,727,639.68 = 696,233/x
  3. Step 3: Cross multiply
    1,818,164x = 2,727,639.68 × 696,233
  4. Step 4: Simplify right side
    1,818,164x = 1,899,072,757,325.44
  5. Step 5: Solve for x
    x = 1,899,072,757,325.44/1,818,164
  6. Step 6: Final answer
    x = 1,044,500.25

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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.