Home / 856,431.16-1,181,779.64-474,362.26

Finding the Fourth Proportional to 856,431.16, 1,181,779.64 and 474,362.26

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Solution

The fourth proportional to 856,431.16, 1,181,779.64 and 474,362.26 is: 654,567.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    856,431.16 : 1,181,779.64 = 474,362.26 : x
  2. Step 2: Convert to fraction form
    856,431.16/1,181,779.64 = 474,362.26/x
  3. Step 3: Cross multiply
    856,431.16x = 1,181,779.64 × 474,362.26
  4. Step 4: Simplify right side
    856,431.16x = 560,591,659,083.84
  5. Step 5: Solve for x
    x = 560,591,659,083.84/856,431.16
  6. Step 6: Final answer
    x = 654,567.10

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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.