Home / 673,166.94-928,905.73-371,341.50

Finding the Fourth Proportional to 673,166.94, 928,905.73 and 371,341.50

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Solution

The fourth proportional to 673,166.94, 928,905.73 and 371,341.50 is: 512,415.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    673,166.94 : 928,905.73 = 371,341.50 : x
  2. Step 2: Convert to fraction form
    673,166.94/928,905.73 = 371,341.50/x
  3. Step 3: Cross multiply
    673,166.94x = 928,905.73 × 371,341.50
  4. Step 4: Simplify right side
    673,166.94x = 344,941,247,136.80
  5. Step 5: Solve for x
    x = 344,941,247,136.80/673,166.94
  6. Step 6: Final answer
    x = 512,415.61

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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.