Home / 862,185.01-1,189,605.48-567,804.34

Finding the Fourth Proportional to 862,185.01, 1,189,605.48 and 567,804.34

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Solution

The fourth proportional to 862,185.01, 1,189,605.48 and 567,804.34 is: 783,431.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    862,185.01 : 1,189,605.48 = 567,804.34 : x
  2. Step 2: Convert to fraction form
    862,185.01/1,189,605.48 = 567,804.34/x
  3. Step 3: Cross multiply
    862,185.01x = 1,189,605.48 × 567,804.34
  4. Step 4: Simplify right side
    862,185.01x = 675,463,154,431.78
  5. Step 5: Solve for x
    x = 675,463,154,431.78/862,185.01
  6. Step 6: Final answer
    x = 783,431.80

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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.