Home / 634,365.06-875,183.58-404,930.94

Finding the Fourth Proportional to 634,365.06, 875,183.58 and 404,930.94

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Solution

The fourth proportional to 634,365.06, 875,183.58 and 404,930.94 is: 558,651.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    634,365.06 : 875,183.58 = 404,930.94 : x
  2. Step 2: Convert to fraction form
    634,365.06/875,183.58 = 404,930.94/x
  3. Step 3: Cross multiply
    634,365.06x = 875,183.58 × 404,930.94
  4. Step 4: Simplify right side
    634,365.06x = 354,388,909,721.97
  5. Step 5: Solve for x
    x = 354,388,909,721.97/634,365.06
  6. Step 6: Final answer
    x = 558,651.37

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1.5x scale

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.