Home / 714,918.54-1,072,623.55-448,366.98

Finding the Fourth Proportional to 714,918.54, 1,072,623.55 and 448,366.98

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Solution

The fourth proportional to 714,918.54, 1,072,623.55 and 448,366.98 is: 672,704.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    714,918.54 : 1,072,623.55 = 448,366.98 : x
  2. Step 2: Convert to fraction form
    714,918.54/1,072,623.55 = 448,366.98/x
  3. Step 3: Cross multiply
    714,918.54x = 1,072,623.55 × 448,366.98
  4. Step 4: Simplify right side
    714,918.54x = 480,928,981,790.38
  5. Step 5: Solve for x
    x = 480,928,981,790.38/714,918.54
  6. Step 6: Final answer
    x = 672,704.59

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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.