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Finding the Fourth Proportional to 866,310.03, 1,300,596.82 and 695,622.89

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Solution

The fourth proportional to 866,310.03, 1,300,596.82 and 695,622.89 is: 1,044,343.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    866,310.03 : 1,300,596.82 = 695,622.89 : x
  2. Step 2: Convert to fraction form
    866,310.03/1,300,596.82 = 695,622.89/x
  3. Step 3: Cross multiply
    866,310.03x = 1,300,596.82 × 695,622.89
  4. Step 4: Simplify right side
    866,310.03x = 904,724,918,653.21
  5. Step 5: Solve for x
    x = 904,724,918,653.21/866,310.03
  6. Step 6: Final answer
    x = 1,044,343.12

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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.