Home / 439,306.16-659,181.06-199,267.10

Finding the Fourth Proportional to 439,306.16, 659,181.06 and 199,267.10

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Solution

The fourth proportional to 439,306.16, 659,181.06 and 199,267.10 is: 299,001.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    439,306.16 : 659,181.06 = 199,267.10 : x
  2. Step 2: Convert to fraction form
    439,306.16/659,181.06 = 199,267.10/x
  3. Step 3: Cross multiply
    439,306.16x = 659,181.06 × 199,267.10
  4. Step 4: Simplify right side
    439,306.16x = 131,353,094,905.22
  5. Step 5: Solve for x
    x = 131,353,094,905.22/439,306.16
  6. Step 6: Final answer
    x = 299,001.26

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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.