Home / 914,853.05-1,262,504.61-506,961.69

Finding the Fourth Proportional to 914,853.05, 1,262,504.61 and 506,961.69

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Solution

The fourth proportional to 914,853.05, 1,262,504.61 and 506,961.69 is: 699,611.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    914,853.05 : 1,262,504.61 = 506,961.69 : x
  2. Step 2: Convert to fraction form
    914,853.05/1,262,504.61 = 506,961.69/x
  3. Step 3: Cross multiply
    914,853.05x = 1,262,504.61 × 506,961.69
  4. Step 4: Simplify right side
    914,853.05x = 640,041,465,984.00
  5. Step 5: Solve for x
    x = 640,041,465,984.00/914,853.05
  6. Step 6: Final answer
    x = 699,611.23

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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.