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Finding the Fourth Proportional to 363,571.70, 545,384.89 and 97,326.32

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Solution

The fourth proportional to 363,571.70, 545,384.89 and 97,326.32 is: 145,996.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    363,571.70 : 545,384.89 = 97,326.32 : x
  2. Step 2: Convert to fraction form
    363,571.70/545,384.89 = 97,326.32/x
  3. Step 3: Cross multiply
    363,571.70x = 545,384.89 × 97,326.32
  4. Step 4: Simplify right side
    363,571.70x = 53,080,304,083.99
  5. Step 5: Solve for x
    x = 53,080,304,083.99/363,571.70
  6. Step 6: Final answer
    x = 145,996.80

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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.