Home / 887,016.54-1,330,567.62-247,319.04

Finding the Fourth Proportional to 887,016.54, 1,330,567.62 and 247,319.04

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Solution

The fourth proportional to 887,016.54, 1,330,567.62 and 247,319.04 is: 370,990.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    887,016.54 : 1,330,567.62 = 247,319.04 : x
  2. Step 2: Convert to fraction form
    887,016.54/1,330,567.62 = 247,319.04/x
  3. Step 3: Cross multiply
    887,016.54x = 1,330,567.62 × 247,319.04
  4. Step 4: Simplify right side
    887,016.54x = 329,074,706,433.49
  5. Step 5: Solve for x
    x = 329,074,706,433.49/887,016.54
  6. Step 6: Final answer
    x = 370,990.50

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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.