Home / 598,834.50-898,261.47-172,375.98

Finding the Fourth Proportional to 598,834.50, 898,261.47 and 172,375.98

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Solution

The fourth proportional to 598,834.50, 898,261.47 and 172,375.98 is: 258,566.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    598,834.50 : 898,261.47 = 172,375.98 : x
  2. Step 2: Convert to fraction form
    598,834.50/898,261.47 = 172,375.98/x
  3. Step 3: Cross multiply
    598,834.50x = 898,261.47 × 172,375.98
  4. Step 4: Simplify right side
    598,834.50x = 154,838,701,187.49
  5. Step 5: Solve for x
    x = 154,838,701,187.49/598,834.50
  6. Step 6: Final answer
    x = 258,566.77

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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.