Home / 598,977.60-898,247.70-199,631.40

Finding the Fourth Proportional to 598,977.60, 898,247.70 and 199,631.40

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Solution

The fourth proportional to 598,977.60, 898,247.70 and 199,631.40 is: 299,374.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    598,977.60 : 898,247.70 = 199,631.40 : x
  2. Step 2: Convert to fraction form
    598,977.60/898,247.70 = 199,631.40/x
  3. Step 3: Cross multiply
    598,977.60x = 898,247.70 × 199,631.40
  4. Step 4: Simplify right side
    598,977.60x = 179,318,445,897.78
  5. Step 5: Solve for x
    x = 179,318,445,897.78/598,977.60
  6. Step 6: Final answer
    x = 299,374.21

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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.