Home / 328,293.28-453,155.52-204,210.88

Finding the Fourth Proportional to 328,293.28, 453,155.52 and 204,210.88

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Solution

The fourth proportional to 328,293.28, 453,155.52 and 204,210.88 is: 281,879.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    328,293.28 : 453,155.52 = 204,210.88 : x
  2. Step 2: Convert to fraction form
    328,293.28/453,155.52 = 204,210.88/x
  3. Step 3: Cross multiply
    328,293.28x = 453,155.52 × 204,210.88
  4. Step 4: Simplify right side
    328,293.28x = 92,539,287,516.06
  5. Step 5: Solve for x
    x = 92,539,287,516.06/328,293.28
  6. Step 6: Final answer
    x = 281,879.93

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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.