Home / 851,161.57-1,174,593.40-463,968.51

Finding the Fourth Proportional to 851,161.57, 1,174,593.40 and 463,968.51

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Solution

The fourth proportional to 851,161.57, 1,174,593.40 and 463,968.51 is: 640,271.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    851,161.57 : 1,174,593.40 = 463,968.51 : x
  2. Step 2: Convert to fraction form
    851,161.57/1,174,593.40 = 463,968.51/x
  3. Step 3: Cross multiply
    851,161.57x = 1,174,593.40 × 463,968.51
  4. Step 4: Simplify right side
    851,161.57x = 544,974,351,827.73
  5. Step 5: Solve for x
    x = 544,974,351,827.73/851,161.57
  6. Step 6: Final answer
    x = 640,271.33

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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.