Home / 837,649.02-1,256,222.35-357,857.44

Finding the Fourth Proportional to 837,649.02, 1,256,222.35 and 357,857.44

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Solution

The fourth proportional to 837,649.02, 1,256,222.35 and 357,857.44 is: 536,678.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    837,649.02 : 1,256,222.35 = 357,857.44 : x
  2. Step 2: Convert to fraction form
    837,649.02/1,256,222.35 = 357,857.44/x
  3. Step 3: Cross multiply
    837,649.02x = 1,256,222.35 × 357,857.44
  4. Step 4: Simplify right side
    837,649.02x = 449,548,514,241.78
  5. Step 5: Solve for x
    x = 449,548,514,241.78/837,649.02
  6. Step 6: Final answer
    x = 536,678.85

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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.