Home / 674,684.93-1,012,193.49-475,394.51

Finding the Fourth Proportional to 674,684.93, 1,012,193.49 and 475,394.51

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Solution

The fourth proportional to 674,684.93, 1,012,193.49 and 475,394.51 is: 713,208.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    674,684.93 : 1,012,193.49 = 475,394.51 : x
  2. Step 2: Convert to fraction form
    674,684.93/1,012,193.49 = 475,394.51/x
  3. Step 3: Cross multiply
    674,684.93x = 1,012,193.49 × 475,394.51
  4. Step 4: Simplify right side
    674,684.93x = 481,191,228,203.74
  5. Step 5: Solve for x
    x = 481,191,228,203.74/674,684.93
  6. Step 6: Final answer
    x = 713,208.80

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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.