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Finding the Fourth Proportional to 571,797.16, 857,090.46 and 192,356.68

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Solution

The fourth proportional to 571,797.16, 857,090.46 and 192,356.68 is: 288,331.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    571,797.16 : 857,090.46 = 192,356.68 : x
  2. Step 2: Convert to fraction form
    571,797.16/857,090.46 = 192,356.68/x
  3. Step 3: Cross multiply
    571,797.16x = 857,090.46 × 192,356.68
  4. Step 4: Simplify right side
    571,797.16x = 164,867,075,345.27
  5. Step 5: Solve for x
    x = 164,867,075,345.27/571,797.16
  6. Step 6: Final answer
    x = 288,331.40

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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.