Home / 333,219.20-459,854.70-189,977.72

Finding the Fourth Proportional to 333,219.20, 459,854.70 and 189,977.72

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Solution

The fourth proportional to 333,219.20, 459,854.70 and 189,977.72 is: 262,176.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    333,219.20 : 459,854.70 = 189,977.72 : x
  2. Step 2: Convert to fraction form
    333,219.20/459,854.70 = 189,977.72/x
  3. Step 3: Cross multiply
    333,219.20x = 459,854.70 × 189,977.72
  4. Step 4: Simplify right side
    333,219.20x = 87,362,147,437.28
  5. Step 5: Solve for x
    x = 87,362,147,437.28/333,219.20
  6. Step 6: Final answer
    x = 262,176.21

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.