Home / 936,441.84-1,292,064.96-568,911.60

Finding the Fourth Proportional to 936,441.84, 1,292,064.96 and 568,911.60

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Solution

The fourth proportional to 936,441.84, 1,292,064.96 and 568,911.60 is: 784,961.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    936,441.84 : 1,292,064.96 = 568,911.60 : x
  2. Step 2: Convert to fraction form
    936,441.84/1,292,064.96 = 568,911.60/x
  3. Step 3: Cross multiply
    936,441.84x = 1,292,064.96 × 568,911.60
  4. Step 4: Simplify right side
    936,441.84x = 735,070,743,697.54
  5. Step 5: Solve for x
    x = 735,070,743,697.54/936,441.84
  6. Step 6: Final answer
    x = 784,961.45

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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.