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Finding the Fourth Proportional to 484,015.80, 726,023.70 and 350,268.60

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Solution

The fourth proportional to 484,015.80, 726,023.70 and 350,268.60 is: 525,402.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    484,015.80 : 726,023.70 = 350,268.60 : x
  2. Step 2: Convert to fraction form
    484,015.80/726,023.70 = 350,268.60/x
  3. Step 3: Cross multiply
    484,015.80x = 726,023.70 × 350,268.60
  4. Step 4: Simplify right side
    484,015.80x = 254,303,304,965.82
  5. Step 5: Solve for x
    x = 254,303,304,965.82/484,015.80
  6. Step 6: Final answer
    x = 525,402.90

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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.