Home / 744,245.80-1,116,368.70-533,429.80

Finding the Fourth Proportional to 744,245.80, 1,116,368.70 and 533,429.80

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Solution

The fourth proportional to 744,245.80, 1,116,368.70 and 533,429.80 is: 800,144.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    744,245.80 : 1,116,368.70 = 533,429.80 : x
  2. Step 2: Convert to fraction form
    744,245.80/1,116,368.70 = 533,429.80/x
  3. Step 3: Cross multiply
    744,245.80x = 1,116,368.70 × 533,429.80
  4. Step 4: Simplify right side
    744,245.80x = 595,504,332,367.26
  5. Step 5: Solve for x
    x = 595,504,332,367.26/744,245.80
  6. Step 6: Final answer
    x = 800,144.70

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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.