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Finding the Fourth Proportional to 539,338.37, 808,797.27 and 202,195.23

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Solution

The fourth proportional to 539,338.37, 808,797.27 and 202,195.23 is: 303,214.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    539,338.37 : 808,797.27 = 202,195.23 : x
  2. Step 2: Convert to fraction form
    539,338.37/808,797.27 = 202,195.23/x
  3. Step 3: Cross multiply
    539,338.37x = 808,797.27 × 202,195.23
  4. Step 4: Simplify right side
    539,338.37x = 163,534,947,756.26
  5. Step 5: Solve for x
    x = 163,534,947,756.26/539,338.37
  6. Step 6: Final answer
    x = 303,214.01

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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.