Home / 476,426.07-657,476.19-261,575.19

Finding the Fourth Proportional to 476,426.07, 657,476.19 and 261,575.19

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Solution

The fourth proportional to 476,426.07, 657,476.19 and 261,575.19 is: 360,978.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    476,426.07 : 657,476.19 = 261,575.19 : x
  2. Step 2: Convert to fraction form
    476,426.07/657,476.19 = 261,575.19/x
  3. Step 3: Cross multiply
    476,426.07x = 657,476.19 × 261,575.19
  4. Step 4: Simplify right side
    476,426.07x = 171,979,459,319.73
  5. Step 5: Solve for x
    x = 171,979,459,319.73/476,426.07
  6. Step 6: Final answer
    x = 360,978.27

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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.