Home / 849,447.04-1,172,213.34-481,991.08

Finding the Fourth Proportional to 849,447.04, 1,172,213.34 and 481,991.08

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Solution

The fourth proportional to 849,447.04, 1,172,213.34 and 481,991.08 is: 665,134.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    849,447.04 : 1,172,213.34 = 481,991.08 : x
  2. Step 2: Convert to fraction form
    849,447.04/1,172,213.34 = 481,991.08/x
  3. Step 3: Cross multiply
    849,447.04x = 1,172,213.34 × 481,991.08
  4. Step 4: Simplify right side
    849,447.04x = 564,996,373,737.01
  5. Step 5: Solve for x
    x = 564,996,373,737.01/849,447.04
  6. Step 6: Final answer
    x = 665,134.31

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1.5x scale

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.