Home / 947,882.54-1,420,566.27-414,823.16

Finding the Fourth Proportional to 947,882.54, 1,420,566.27 and 414,823.16

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Solution

The fourth proportional to 947,882.54, 1,420,566.27 and 414,823.16 is: 621,684.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    947,882.54 : 1,420,566.27 = 414,823.16 : x
  2. Step 2: Convert to fraction form
    947,882.54/1,420,566.27 = 414,823.16/x
  3. Step 3: Cross multiply
    947,882.54x = 1,420,566.27 × 414,823.16
  4. Step 4: Simplify right side
    947,882.54x = 589,283,782,007.98
  5. Step 5: Solve for x
    x = 589,283,782,007.98/947,882.54
  6. Step 6: Final answer
    x = 621,684.40

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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.