Home / 961,530.32-1,325,439.24-719,446.16

Finding the Fourth Proportional to 961,530.32, 1,325,439.24 and 719,446.16

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Solution

The fourth proportional to 961,530.32, 1,325,439.24 and 719,446.16 is: 991,733.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    961,530.32 : 1,325,439.24 = 719,446.16 : x
  2. Step 2: Convert to fraction form
    961,530.32/1,325,439.24 = 719,446.16/x
  3. Step 3: Cross multiply
    961,530.32x = 1,325,439.24 × 719,446.16
  4. Step 4: Simplify right side
    961,530.32x = 953,582,171,531.32
  5. Step 5: Solve for x
    x = 953,582,171,531.32/961,530.32
  6. Step 6: Final answer
    x = 991,733.86

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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.