Home / 704,172.48-971,731.79-417,521.04

Finding the Fourth Proportional to 704,172.48, 971,731.79 and 417,521.04

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Solution

The fourth proportional to 704,172.48, 971,731.79 and 417,521.04 is: 576,163.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    704,172.48 : 971,731.79 = 417,521.04 : x
  2. Step 2: Convert to fraction form
    704,172.48/971,731.79 = 417,521.04/x
  3. Step 3: Cross multiply
    704,172.48x = 971,731.79 × 417,521.04
  4. Step 4: Simplify right side
    704,172.48x = 405,718,465,474.26
  5. Step 5: Solve for x
    x = 405,718,465,474.26/704,172.48
  6. Step 6: Final answer
    x = 576,163.48

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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.