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Finding the Fourth Proportional to 534,591.63, 801,325.91 and 197,417.39

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Solution

The fourth proportional to 534,591.63, 801,325.91 and 197,417.39 is: 295,918.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    534,591.63 : 801,325.91 = 197,417.39 : x
  2. Step 2: Convert to fraction form
    534,591.63/801,325.91 = 197,417.39/x
  3. Step 3: Cross multiply
    534,591.63x = 801,325.91 × 197,417.39
  4. Step 4: Simplify right side
    534,591.63x = 158,195,666,178.49
  5. Step 5: Solve for x
    x = 158,195,666,178.49/534,591.63
  6. Step 6: Final answer
    x = 295,918.71

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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.