Home / 699,564.21-1,049,346.32-194,125.35

Finding the Fourth Proportional to 699,564.21, 1,049,346.32 and 194,125.35

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Solution

The fourth proportional to 699,564.21, 1,049,346.32 and 194,125.35 is: 291,188.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    699,564.21 : 1,049,346.32 = 194,125.35 : x
  2. Step 2: Convert to fraction form
    699,564.21/1,049,346.32 = 194,125.35/x
  3. Step 3: Cross multiply
    699,564.21x = 1,049,346.32 × 194,125.35
  4. Step 4: Simplify right side
    699,564.21x = 203,704,721,641.21
  5. Step 5: Solve for x
    x = 203,704,721,641.21/699,564.21
  6. Step 6: Final answer
    x = 291,188.03

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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.