Home / 866,152.46-1,299,608.50-411,072.38

Finding the Fourth Proportional to 866,152.46, 1,299,608.50 and 411,072.38

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Solution

The fourth proportional to 866,152.46, 1,299,608.50 and 411,072.38 is: 616,788.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    866,152.46 : 1,299,608.50 = 411,072.38 : x
  2. Step 2: Convert to fraction form
    866,152.46/1,299,608.50 = 411,072.38/x
  3. Step 3: Cross multiply
    866,152.46x = 1,299,608.50 × 411,072.38
  4. Step 4: Simplify right side
    866,152.46x = 534,233,159,163.23
  5. Step 5: Solve for x
    x = 534,233,159,163.23/866,152.46
  6. Step 6: Final answer
    x = 616,788.83

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1.5x scale

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.