Home / 340,441.08-469,779.66-189,552.12

Finding the Fourth Proportional to 340,441.08, 469,779.66 and 189,552.12

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Solution

The fourth proportional to 340,441.08, 469,779.66 and 189,552.12 is: 261,565.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    340,441.08 : 469,779.66 = 189,552.12 : x
  2. Step 2: Convert to fraction form
    340,441.08/469,779.66 = 189,552.12/x
  3. Step 3: Cross multiply
    340,441.08x = 469,779.66 × 189,552.12
  4. Step 4: Simplify right side
    340,441.08x = 89,047,730,485.88
  5. Step 5: Solve for x
    x = 89,047,730,485.88/340,441.08
  6. Step 6: Final answer
    x = 261,565.76

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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.