Home / 884,868.80-1,326,266.40-662,993.60

Finding the Fourth Proportional to 884,868.80, 1,326,266.40 and 662,993.60

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Solution

The fourth proportional to 884,868.80, 1,326,266.40 and 662,993.60 is: 993,713.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    884,868.80 : 1,326,266.40 = 662,993.60 : x
  2. Step 2: Convert to fraction form
    884,868.80/1,326,266.40 = 662,993.60/x
  3. Step 3: Cross multiply
    884,868.80x = 1,326,266.40 × 662,993.60
  4. Step 4: Simplify right side
    884,868.80x = 879,306,135,095.04
  5. Step 5: Solve for x
    x = 879,306,135,095.04/884,868.80
  6. Step 6: Final answer
    x = 993,713.57

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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.