Home / 863,055.61-1,294,581.58-231,969.42

Finding the Fourth Proportional to 863,055.61, 1,294,581.58 and 231,969.42

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Solution

The fourth proportional to 863,055.61, 1,294,581.58 and 231,969.42 is: 347,953.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    863,055.61 : 1,294,581.58 = 231,969.42 : x
  2. Step 2: Convert to fraction form
    863,055.61/1,294,581.58 = 231,969.42/x
  3. Step 3: Cross multiply
    863,055.61x = 1,294,581.58 × 231,969.42
  4. Step 4: Simplify right side
    863,055.61x = 300,303,338,255.28
  5. Step 5: Solve for x
    x = 300,303,338,255.28/863,055.61
  6. Step 6: Final answer
    x = 347,953.64

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Double scale
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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.