Home / 441,301.02-661,952.97-121,457.22

Finding the Fourth Proportional to 441,301.02, 661,952.97 and 121,457.22

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Solution

The fourth proportional to 441,301.02, 661,952.97 and 121,457.22 is: 182,186.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    441,301.02 : 661,952.97 = 121,457.22 : x
  2. Step 2: Convert to fraction form
    441,301.02/661,952.97 = 121,457.22/x
  3. Step 3: Cross multiply
    441,301.02x = 661,952.97 × 121,457.22
  4. Step 4: Simplify right side
    441,301.02x = 80,398,967,506.94
  5. Step 5: Solve for x
    x = 80,398,967,506.94/441,301.02
  6. Step 6: Final answer
    x = 182,186.23

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1.5x scale

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.