Home / 539,035.50-808,378.34-179,109.70

Finding the Fourth Proportional to 539,035.50, 808,378.34 and 179,109.70

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Solution

The fourth proportional to 539,035.50, 808,378.34 and 179,109.70 is: 268,606.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    539,035.50 : 808,378.34 = 179,109.70 : x
  2. Step 2: Convert to fraction form
    539,035.50/808,378.34 = 179,109.70/x
  3. Step 3: Cross multiply
    539,035.50x = 808,378.34 × 179,109.70
  4. Step 4: Simplify right side
    539,035.50x = 144,788,401,963.90
  5. Step 5: Solve for x
    x = 144,788,401,963.90/539,035.50
  6. Step 6: Final answer
    x = 268,606.43

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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.