Home / 884,872.80-1,326,272.40-662,997.60

Finding the Fourth Proportional to 884,872.80, 1,326,272.40 and 662,997.60

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Solution

The fourth proportional to 884,872.80, 1,326,272.40 and 662,997.60 is: 993,719.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    884,872.80 : 1,326,272.40 = 662,997.60 : x
  2. Step 2: Convert to fraction form
    884,872.80/1,326,272.40 = 662,997.60/x
  3. Step 3: Cross multiply
    884,872.80x = 1,326,272.40 × 662,997.60
  4. Step 4: Simplify right side
    884,872.80x = 879,315,418,146.24
  5. Step 5: Solve for x
    x = 879,315,418,146.24/884,872.80
  6. Step 6: Final answer
    x = 993,719.57

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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.