Home / 598,927.82-898,520.90-172,460.77

Finding the Fourth Proportional to 598,927.82, 898,520.90 and 172,460.77

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Solution

The fourth proportional to 598,927.82, 898,520.90 and 172,460.77 is: 258,728.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    598,927.82 : 898,520.90 = 172,460.77 : x
  2. Step 2: Convert to fraction form
    598,927.82/898,520.90 = 172,460.77/x
  3. Step 3: Cross multiply
    598,927.82x = 898,520.90 × 172,460.77
  4. Step 4: Simplify right side
    598,927.82x = 154,959,603,166.49
  5. Step 5: Solve for x
    x = 154,959,603,166.49/598,927.82
  6. Step 6: Final answer
    x = 258,728.35

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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.