Home / 279,249.02-415,714.96-277,588.26

Finding the Fourth Proportional to 279,249.02, 415,714.96 and 277,588.26

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Solution

The fourth proportional to 279,249.02, 415,714.96 and 277,588.26 is: 413,242.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    279,249.02 : 415,714.96 = 277,588.26 : x
  2. Step 2: Convert to fraction form
    279,249.02/415,714.96 = 277,588.26/x
  3. Step 3: Cross multiply
    279,249.02x = 415,714.96 × 277,588.26
  4. Step 4: Simplify right side
    279,249.02x = 115,397,592,402.37
  5. Step 5: Solve for x
    x = 115,397,592,402.37/279,249.02
  6. Step 6: Final answer
    x = 413,242.60

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.