Home / 1,028,198.76-1,418,899.62-569,269.32

Finding the Fourth Proportional to 1,028,198.76, 1,418,899.62 and 569,269.32

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Solution

The fourth proportional to 1,028,198.76, 1,418,899.62 and 569,269.32 is: 785,583.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,028,198.76 : 1,418,899.62 = 569,269.32 : x
  2. Step 2: Convert to fraction form
    1,028,198.76/1,418,899.62 = 569,269.32/x
  3. Step 3: Cross multiply
    1,028,198.76x = 1,418,899.62 × 569,269.32
  4. Step 4: Simplify right side
    1,028,198.76x = 807,736,021,825.66
  5. Step 5: Solve for x
    x = 807,736,021,825.66/1,028,198.76
  6. Step 6: Final answer
    x = 785,583.54

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Double scale
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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.