Home / 348,615.90-523,269.45-171,323.10

Finding the Fourth Proportional to 348,615.90, 523,269.45 and 171,323.10

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Solution

The fourth proportional to 348,615.90, 523,269.45 and 171,323.10 is: 257,154.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    348,615.90 : 523,269.45 = 171,323.10 : x
  2. Step 2: Convert to fraction form
    348,615.90/523,269.45 = 171,323.10/x
  3. Step 3: Cross multiply
    348,615.90x = 523,269.45 × 171,323.10
  4. Step 4: Simplify right side
    348,615.90x = 89,648,144,309.30
  5. Step 5: Solve for x
    x = 89,648,144,309.30/348,615.90
  6. Step 6: Final answer
    x = 257,154.49

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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.