Home / 856,794.60-1,284,827.58-351,006.12

Finding the Fourth Proportional to 856,794.60, 1,284,827.58 and 351,006.12

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Solution

The fourth proportional to 856,794.60, 1,284,827.58 and 351,006.12 is: 526,359.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    856,794.60 : 1,284,827.58 = 351,006.12 : x
  2. Step 2: Convert to fraction form
    856,794.60/1,284,827.58 = 351,006.12/x
  3. Step 3: Cross multiply
    856,794.60x = 1,284,827.58 × 351,006.12
  4. Step 4: Simplify right side
    856,794.60x = 450,982,343,724.79
  5. Step 5: Solve for x
    x = 450,982,343,724.79/856,794.60
  6. Step 6: Final answer
    x = 526,359.93

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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.