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Finding the Fourth Proportional to 504,190.60, 755,364.30 and 410,187.40

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Solution

The fourth proportional to 504,190.60, 755,364.30 and 410,187.40 is: 614,531.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    504,190.60 : 755,364.30 = 410,187.40 : x
  2. Step 2: Convert to fraction form
    504,190.60/755,364.30 = 410,187.40/x
  3. Step 3: Cross multiply
    504,190.60x = 755,364.30 × 410,187.40
  4. Step 4: Simplify right side
    504,190.60x = 309,840,918,269.82
  5. Step 5: Solve for x
    x = 309,840,918,269.82/504,190.60
  6. Step 6: Final answer
    x = 614,531.33

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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.