Home / 745,804.38-1,117,957.50-239,993.62

Finding the Fourth Proportional to 745,804.38, 1,117,957.50 and 239,993.62

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Solution

The fourth proportional to 745,804.38, 1,117,957.50 and 239,993.62 is: 359,749.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    745,804.38 : 1,117,957.50 = 239,993.62 : x
  2. Step 2: Convert to fraction form
    745,804.38/1,117,957.50 = 239,993.62/x
  3. Step 3: Cross multiply
    745,804.38x = 1,117,957.50 × 239,993.62
  4. Step 4: Simplify right side
    745,804.38x = 268,302,667,431.15
  5. Step 5: Solve for x
    x = 268,302,667,431.15/745,804.38
  6. Step 6: Final answer
    x = 359,749.39

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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.