Home / 461,554.30-636,945.24-254,822.86

Finding the Fourth Proportional to 461,554.30, 636,945.24 and 254,822.86

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Solution

The fourth proportional to 461,554.30, 636,945.24 and 254,822.86 is: 351,655.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    461,554.30 : 636,945.24 = 254,822.86 : x
  2. Step 2: Convert to fraction form
    461,554.30/636,945.24 = 254,822.86/x
  3. Step 3: Cross multiply
    461,554.30x = 636,945.24 × 254,822.86
  4. Step 4: Simplify right side
    461,554.30x = 162,308,207,720.19
  5. Step 5: Solve for x
    x = 162,308,207,720.19/461,554.30
  6. Step 6: Final answer
    x = 351,655.72

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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.