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Finding the Fourth Proportional to 301,548.30, 452,322.45 and 79,932.30

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Solution

The fourth proportional to 301,548.30, 452,322.45 and 79,932.30 is: 119,898.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    301,548.30 : 452,322.45 = 79,932.30 : x
  2. Step 2: Convert to fraction form
    301,548.30/452,322.45 = 79,932.30/x
  3. Step 3: Cross multiply
    301,548.30x = 452,322.45 × 79,932.30
  4. Step 4: Simplify right side
    301,548.30x = 36,155,173,770.14
  5. Step 5: Solve for x
    x = 36,155,173,770.14/301,548.30
  6. Step 6: Final answer
    x = 119,898.45

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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.