Home / 878,703.66-1,318,062.54-575,353.56

Finding the Fourth Proportional to 878,703.66, 1,318,062.54 and 575,353.56

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Solution

The fourth proportional to 878,703.66, 1,318,062.54 and 575,353.56 is: 863,034.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    878,703.66 : 1,318,062.54 = 575,353.56 : x
  2. Step 2: Convert to fraction form
    878,703.66/1,318,062.54 = 575,353.56/x
  3. Step 3: Cross multiply
    878,703.66x = 1,318,062.54 × 575,353.56
  4. Step 4: Simplify right side
    878,703.66x = 758,351,974,691.64
  5. Step 5: Solve for x
    x = 758,351,974,691.64/878,703.66
  6. Step 6: Final answer
    x = 863,034.96

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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.