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Finding the Fourth Proportional to 483,028.39, 728,014.54 and 416,365.04

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Solution

The fourth proportional to 483,028.39, 728,014.54 and 416,365.04 is: 627,540.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    483,028.39 : 728,014.54 = 416,365.04 : x
  2. Step 2: Convert to fraction form
    483,028.39/728,014.54 = 416,365.04/x
  3. Step 3: Cross multiply
    483,028.39x = 728,014.54 × 416,365.04
  4. Step 4: Simplify right side
    483,028.39x = 303,119,803,846.81
  5. Step 5: Solve for x
    x = 303,119,803,846.81/483,028.39
  6. Step 6: Final answer
    x = 627,540.35

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.