Home / 476,595.16-657,705.86-261,739.69

Finding the Fourth Proportional to 476,595.16, 657,705.86 and 261,739.69

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Solution

The fourth proportional to 476,595.16, 657,705.86 and 261,739.69 is: 361,203.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    476,595.16 : 657,705.86 = 261,739.69 : x
  2. Step 2: Convert to fraction form
    476,595.16/657,705.86 = 261,739.69/x
  3. Step 3: Cross multiply
    476,595.16x = 657,705.86 × 261,739.69
  4. Step 4: Simplify right side
    476,595.16x = 172,147,725,936.14
  5. Step 5: Solve for x
    x = 172,147,725,936.14/476,595.16
  6. Step 6: Final answer
    x = 361,203.26

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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.