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Finding the Fourth Proportional to 973,021.44, 1,459,443 and 689,926.44

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Solution

The fourth proportional to 973,021.44, 1,459,443 and 689,926.44 is: 1,034,826.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    973,021.44 : 1,459,443 = 689,926.44 : x
  2. Step 2: Convert to fraction form
    973,021.44/1,459,443 = 689,926.44/x
  3. Step 3: Cross multiply
    973,021.44x = 1,459,443 × 689,926.44
  4. Step 4: Simplify right side
    973,021.44x = 1,006,908,313,372.92
  5. Step 5: Solve for x
    x = 1,006,908,313,372.92/973,021.44
  6. Step 6: Final answer
    x = 1,034,826.44

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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.