Home / 656,433.63-905,894.42-366,042.36

Finding the Fourth Proportional to 656,433.63, 905,894.42 and 366,042.36

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Solution

The fourth proportional to 656,433.63, 905,894.42 and 366,042.36 is: 505,147.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    656,433.63 : 905,894.42 = 366,042.36 : x
  2. Step 2: Convert to fraction form
    656,433.63/905,894.42 = 366,042.36/x
  3. Step 3: Cross multiply
    656,433.63x = 905,894.42 × 366,042.36
  4. Step 4: Simplify right side
    656,433.63x = 331,595,731,566.45
  5. Step 5: Solve for x
    x = 331,595,731,566.45/656,433.63
  6. Step 6: Final answer
    x = 505,147.39

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.