Home / 1,019,353.60-1,529,905.20-451,608.40

Finding the Fourth Proportional to 1,019,353.60, 1,529,905.20 and 451,608.40

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Solution

The fourth proportional to 1,019,353.60, 1,529,905.20 and 451,608.40 is: 677,800.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,019,353.60 : 1,529,905.20 = 451,608.40 : x
  2. Step 2: Convert to fraction form
    1,019,353.60/1,529,905.20 = 451,608.40/x
  3. Step 3: Cross multiply
    1,019,353.60x = 1,529,905.20 × 451,608.40
  4. Step 4: Simplify right side
    1,019,353.60x = 690,918,039,523.68
  5. Step 5: Solve for x
    x = 690,918,039,523.68/1,019,353.60
  6. Step 6: Final answer
    x = 677,800.17

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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.