Home / 457,636.05-686,461.22-173,250.27

Finding the Fourth Proportional to 457,636.05, 686,461.22 and 173,250.27

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Solution

The fourth proportional to 457,636.05, 686,461.22 and 173,250.27 is: 259,878.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    457,636.05 : 686,461.22 = 173,250.27 : x
  2. Step 2: Convert to fraction form
    457,636.05/686,461.22 = 173,250.27/x
  3. Step 3: Cross multiply
    457,636.05x = 686,461.22 × 173,250.27
  4. Step 4: Simplify right side
    457,636.05x = 118,929,588,269.05
  5. Step 5: Solve for x
    x = 118,929,588,269.05/457,636.05
  6. Step 6: Final answer
    x = 259,878.10

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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.