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Finding the Fourth Proportional to 621,856.60, 933,015.30 and 598,816.60

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Solution

The fourth proportional to 621,856.60, 933,015.30 and 598,816.60 is: 898,446.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    621,856.60 : 933,015.30 = 598,816.60 : x
  2. Step 2: Convert to fraction form
    621,856.60/933,015.30 = 598,816.60/x
  3. Step 3: Cross multiply
    621,856.60x = 933,015.30 × 598,816.60
  4. Step 4: Simplify right side
    621,856.60x = 558,705,049,693.98
  5. Step 5: Solve for x
    x = 558,705,049,693.98/621,856.60
  6. Step 6: Final answer
    x = 898,446.76

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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.