Home / 931,663.03-1,285,741.20-569,028.19

Finding the Fourth Proportional to 931,663.03, 1,285,741.20 and 569,028.19

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Solution

The fourth proportional to 931,663.03, 1,285,741.20 and 569,028.19 is: 785,287.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    931,663.03 : 1,285,741.20 = 569,028.19 : x
  2. Step 2: Convert to fraction form
    931,663.03/1,285,741.20 = 569,028.19/x
  3. Step 3: Cross multiply
    931,663.03x = 1,285,741.20 × 569,028.19
  4. Step 4: Simplify right side
    931,663.03x = 731,622,987,844.43
  5. Step 5: Solve for x
    x = 731,622,987,844.43/931,663.03
  6. Step 6: Final answer
    x = 785,287.13

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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.