Home / 828,096.90-1,242,145.35-695,236.65

Finding the Fourth Proportional to 828,096.90, 1,242,145.35 and 695,236.65

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Solution

The fourth proportional to 828,096.90, 1,242,145.35 and 695,236.65 is: 1,042,854.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    828,096.90 : 1,242,145.35 = 695,236.65 : x
  2. Step 2: Convert to fraction form
    828,096.90/1,242,145.35 = 695,236.65/x
  3. Step 3: Cross multiply
    828,096.90x = 1,242,145.35 × 695,236.65
  4. Step 4: Simplify right side
    828,096.90x = 863,584,971,947.08
  5. Step 5: Solve for x
    x = 863,584,971,947.08/828,096.90
  6. Step 6: Final answer
    x = 1,042,854.98

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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.