Home / 731,992.55-1,093,006.26-645,885.80

Finding the Fourth Proportional to 731,992.55, 1,093,006.26 and 645,885.80

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Solution

The fourth proportional to 731,992.55, 1,093,006.26 and 645,885.80 is: 964,432.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    731,992.55 : 1,093,006.26 = 645,885.80 : x
  2. Step 2: Convert to fraction form
    731,992.55/1,093,006.26 = 645,885.80/x
  3. Step 3: Cross multiply
    731,992.55x = 1,093,006.26 × 645,885.80
  4. Step 4: Simplify right side
    731,992.55x = 705,957,222,645.11
  5. Step 5: Solve for x
    x = 705,957,222,645.11/731,992.55
  6. Step 6: Final answer
    x = 964,432.25

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.