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Finding the Fourth Proportional to 403,401.44, 605,101.80 and 166,483.52

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Solution

The fourth proportional to 403,401.44, 605,101.80 and 166,483.52 is: 249,725.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    403,401.44 : 605,101.80 = 166,483.52 : x
  2. Step 2: Convert to fraction form
    403,401.44/605,101.80 = 166,483.52/x
  3. Step 3: Cross multiply
    403,401.44x = 605,101.80 × 166,483.52
  4. Step 4: Simplify right side
    403,401.44x = 100,739,477,622.34
  5. Step 5: Solve for x
    x = 100,739,477,622.34/403,401.44
  6. Step 6: Final answer
    x = 249,725.13

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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.