Home / 1,165,290.03-1,608,253.52-656,091.63

Finding the Fourth Proportional to 1,165,290.03, 1,608,253.52 and 656,091.63

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Solution

The fourth proportional to 1,165,290.03, 1,608,253.52 and 656,091.63 is: 905,492.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,165,290.03 : 1,608,253.52 = 656,091.63 : x
  2. Step 2: Convert to fraction form
    1,165,290.03/1,608,253.52 = 656,091.63/x
  3. Step 3: Cross multiply
    1,165,290.03x = 1,608,253.52 × 656,091.63
  4. Step 4: Simplify right side
    1,165,290.03x = 1,055,161,670,109.58
  5. Step 5: Solve for x
    x = 1,055,161,670,109.58/1,165,290.03
  6. Step 6: Final answer
    x = 905,492.75

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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.