Home / 700,611.88-1,051,261.26-434,301.88

Finding the Fourth Proportional to 700,611.88, 1,051,261.26 and 434,301.88

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Solution

The fourth proportional to 700,611.88, 1,051,261.26 and 434,301.88 is: 651,665.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    700,611.88 : 1,051,261.26 = 434,301.88 : x
  2. Step 2: Convert to fraction form
    700,611.88/1,051,261.26 = 434,301.88/x
  3. Step 3: Cross multiply
    700,611.88x = 1,051,261.26 × 434,301.88
  4. Step 4: Simplify right side
    700,611.88x = 456,564,741,589.17
  5. Step 5: Solve for x
    x = 456,564,741,589.17/700,611.88
  6. Step 6: Final answer
    x = 651,665.71

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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.