Home / 455,435.40-682,897.10-174,961.80

Finding the Fourth Proportional to 455,435.40, 682,897.10 and 174,961.80

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Solution

The fourth proportional to 455,435.40, 682,897.10 and 174,961.80 is: 262,344.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    455,435.40 : 682,897.10 = 174,961.80 : x
  2. Step 2: Convert to fraction form
    455,435.40/682,897.10 = 174,961.80/x
  3. Step 3: Cross multiply
    455,435.40x = 682,897.10 × 174,961.80
  4. Step 4: Simplify right side
    455,435.40x = 119,480,905,830.78
  5. Step 5: Solve for x
    x = 119,480,905,830.78/455,435.40
  6. Step 6: Final answer
    x = 262,344.35

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.