Home / 722,115.48-1,083,274.02-301,294.92

Finding the Fourth Proportional to 722,115.48, 1,083,274.02 and 301,294.92

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Solution

The fourth proportional to 722,115.48, 1,083,274.02 and 301,294.92 is: 451,984.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    722,115.48 : 1,083,274.02 = 301,294.92 : x
  2. Step 2: Convert to fraction form
    722,115.48/1,083,274.02 = 301,294.92/x
  3. Step 3: Cross multiply
    722,115.48x = 1,083,274.02 × 301,294.92
  4. Step 4: Simplify right side
    722,115.48x = 326,384,959,193.98
  5. Step 5: Solve for x
    x = 326,384,959,193.98/722,115.48
  6. Step 6: Final answer
    x = 451,984.44

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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.