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Finding the Fourth Proportional to 598,847.70, 898,271.55 and 543,735.30

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Solution

The fourth proportional to 598,847.70, 898,271.55 and 543,735.30 is: 815,602.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    598,847.70 : 898,271.55 = 543,735.30 : x
  2. Step 2: Convert to fraction form
    598,847.70/898,271.55 = 543,735.30/x
  3. Step 3: Cross multiply
    598,847.70x = 898,271.55 × 543,735.30
  4. Step 4: Simplify right side
    598,847.70x = 488,421,950,720.72
  5. Step 5: Solve for x
    x = 488,421,950,720.72/598,847.70
  6. Step 6: Final answer
    x = 815,602.95

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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.