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Finding the Fourth Proportional to 922,183, 1,273,662.30 and 619,852.12

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Solution

The fourth proportional to 922,183, 1,273,662.30 and 619,852.12 is: 856,101.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    922,183 : 1,273,662.30 = 619,852.12 : x
  2. Step 2: Convert to fraction form
    922,183/1,273,662.30 = 619,852.12/x
  3. Step 3: Cross multiply
    922,183x = 1,273,662.30 × 619,852.12
  4. Step 4: Simplify right side
    922,183x = 789,482,276,819.08
  5. Step 5: Solve for x
    x = 789,482,276,819.08/922,183
  6. Step 6: Final answer
    x = 856,101.53

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.