Home / 672,274.69-1,007,804.23-245,509.43

Finding the Fourth Proportional to 672,274.69, 1,007,804.23 and 245,509.43

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Solution

The fourth proportional to 672,274.69, 1,007,804.23 and 245,509.43 is: 368,042.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    672,274.69 : 1,007,804.23 = 245,509.43 : x
  2. Step 2: Convert to fraction form
    672,274.69/1,007,804.23 = 245,509.43/x
  3. Step 3: Cross multiply
    672,274.69x = 1,007,804.23 × 245,509.43
  4. Step 4: Simplify right side
    672,274.69x = 247,425,442,074.99
  5. Step 5: Solve for x
    x = 247,425,442,074.99/672,274.69
  6. Step 6: Final answer
    x = 368,042.18

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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.