Home / 328,568.19-453,445.26-185,325.15

Finding the Fourth Proportional to 328,568.19, 453,445.26 and 185,325.15

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Solution

The fourth proportional to 328,568.19, 453,445.26 and 185,325.15 is: 255,760.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    328,568.19 : 453,445.26 = 185,325.15 : x
  2. Step 2: Convert to fraction form
    328,568.19/453,445.26 = 185,325.15/x
  3. Step 3: Cross multiply
    328,568.19x = 453,445.26 × 185,325.15
  4. Step 4: Simplify right side
    328,568.19x = 84,034,810,826.29
  5. Step 5: Solve for x
    x = 84,034,810,826.29/328,568.19
  6. Step 6: Final answer
    x = 255,760.64

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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.