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Finding the Fourth Proportional to 618,277.59, 857,588.24 and 601,889.67

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Solution

The fourth proportional to 618,277.59, 857,588.24 and 601,889.67 is: 834,857.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    618,277.59 : 857,588.24 = 601,889.67 : x
  2. Step 2: Convert to fraction form
    618,277.59/857,588.24 = 601,889.67/x
  3. Step 3: Cross multiply
    618,277.59x = 857,588.24 × 601,889.67
  4. Step 4: Simplify right side
    618,277.59x = 516,173,504,274.21
  5. Step 5: Solve for x
    x = 516,173,504,274.21/618,277.59
  6. Step 6: Final answer
    x = 834,857.21

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.39) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.