Home / 343,109.10-514,094.60-242,771.96

Finding the Fourth Proportional to 343,109.10, 514,094.60 and 242,771.96

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Solution

The fourth proportional to 343,109.10, 514,094.60 and 242,771.96 is: 363,755.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    343,109.10 : 514,094.60 = 242,771.96 : x
  2. Step 2: Convert to fraction form
    343,109.10/514,094.60 = 242,771.96/x
  3. Step 3: Cross multiply
    343,109.10x = 514,094.60 × 242,771.96
  4. Step 4: Simplify right side
    343,109.10x = 124,807,753,667.42
  5. Step 5: Solve for x
    x = 124,807,753,667.42/343,109.10
  6. Step 6: Final answer
    x = 363,755.30

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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.