Home / 743,542.26-1,026,097.65-404,016.18

Finding the Fourth Proportional to 743,542.26, 1,026,097.65 and 404,016.18

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Solution

The fourth proportional to 743,542.26, 1,026,097.65 and 404,016.18 is: 557,547.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    743,542.26 : 1,026,097.65 = 404,016.18 : x
  2. Step 2: Convert to fraction form
    743,542.26/1,026,097.65 = 404,016.18/x
  3. Step 3: Cross multiply
    743,542.26x = 1,026,097.65 × 404,016.18
  4. Step 4: Simplify right side
    743,542.26x = 414,560,052,859.98
  5. Step 5: Solve for x
    x = 414,560,052,859.98/743,542.26
  6. Step 6: Final answer
    x = 557,547.40

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Double scale
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Similar ratio
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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.