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Finding the Fourth Proportional to 598,800.15, 898,200.23 and 409,843.35

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Solution

The fourth proportional to 598,800.15, 898,200.23 and 409,843.35 is: 614,765.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    598,800.15 : 898,200.23 = 409,843.35 : x
  2. Step 2: Convert to fraction form
    598,800.15/898,200.23 = 409,843.35/x
  3. Step 3: Cross multiply
    598,800.15x = 898,200.23 × 409,843.35
  4. Step 4: Simplify right side
    598,800.15x = 368,121,389,184.75
  5. Step 5: Solve for x
    x = 368,121,389,184.75/598,800.15
  6. Step 6: Final answer
    x = 614,765.03

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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.