Home / 894,420.96-1,341,640.80-263,346.72

Finding the Fourth Proportional to 894,420.96, 1,341,640.80 and 263,346.72

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Solution

The fourth proportional to 894,420.96, 1,341,640.80 and 263,346.72 is: 395,022.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    894,420.96 : 1,341,640.80 = 263,346.72 : x
  2. Step 2: Convert to fraction form
    894,420.96/1,341,640.80 = 263,346.72/x
  3. Step 3: Cross multiply
    894,420.96x = 1,341,640.80 × 263,346.72
  4. Step 4: Simplify right side
    894,420.96x = 353,316,704,098.18
  5. Step 5: Solve for x
    x = 353,316,704,098.18/894,420.96
  6. Step 6: Final answer
    x = 395,022.84

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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.