Home / 804,597.09-1,110,344.43-442,044.30

Finding the Fourth Proportional to 804,597.09, 1,110,344.43 and 442,044.30

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Solution

The fourth proportional to 804,597.09, 1,110,344.43 and 442,044.30 is: 610,021.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    804,597.09 : 1,110,344.43 = 442,044.30 : x
  2. Step 2: Convert to fraction form
    804,597.09/1,110,344.43 = 442,044.30/x
  3. Step 3: Cross multiply
    804,597.09x = 1,110,344.43 × 442,044.30
  4. Step 4: Simplify right side
    804,597.09x = 490,821,424,813.56
  5. Step 5: Solve for x
    x = 490,821,424,813.56/804,597.09
  6. Step 6: Final answer
    x = 610,021.38

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Double scale
Find fourth proportional to 804,598.09, 1,110,345.81 and 442,045.30
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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.