Home / 300,577.03-415,077.29-193,333.24

Finding the Fourth Proportional to 300,577.03, 415,077.29 and 193,333.24

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Solution

The fourth proportional to 300,577.03, 415,077.29 and 193,333.24 is: 266,980.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    300,577.03 : 415,077.29 = 193,333.24 : x
  2. Step 2: Convert to fraction form
    300,577.03/415,077.29 = 193,333.24/x
  3. Step 3: Cross multiply
    300,577.03x = 415,077.29 × 193,333.24
  4. Step 4: Simplify right side
    300,577.03x = 80,248,237,326.12
  5. Step 5: Solve for x
    x = 80,248,237,326.12/300,577.03
  6. Step 6: Final answer
    x = 266,980.61

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.