Home / 443,461.02-665,195.17-190,724.01

Finding the Fourth Proportional to 443,461.02, 665,195.17 and 190,724.01

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Solution

The fourth proportional to 443,461.02, 665,195.17 and 190,724.01 is: 286,087.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    443,461.02 : 665,195.17 = 190,724.01 : x
  2. Step 2: Convert to fraction form
    443,461.02/665,195.17 = 190,724.01/x
  3. Step 3: Cross multiply
    443,461.02x = 665,195.17 × 190,724.01
  4. Step 4: Simplify right side
    443,461.02x = 126,868,690,255.03
  5. Step 5: Solve for x
    x = 126,868,690,255.03/443,461.02
  6. Step 6: Final answer
    x = 286,087.58

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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.