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Finding the Fourth Proportional to 324,101.40, 452,692.20 and 324,101.40

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Solution

The fourth proportional to 324,101.40, 452,692.20 and 324,101.40 is: 452,692.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    324,101.40 : 452,692.20 = 324,101.40 : x
  2. Step 2: Convert to fraction form
    324,101.40/452,692.20 = 324,101.40/x
  3. Step 3: Cross multiply
    324,101.40x = 452,692.20 × 324,101.40
  4. Step 4: Simplify right side
    324,101.40x = 146,718,175,789.08
  5. Step 5: Solve for x
    x = 146,718,175,789.08/324,101.40
  6. Step 6: Final answer
    x = 452,692.20

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.