Home / 409,325.08-614,053.23-172,702.61

Finding the Fourth Proportional to 409,325.08, 614,053.23 and 172,702.61

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Solution

The fourth proportional to 409,325.08, 614,053.23 and 172,702.61 is: 259,081.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    409,325.08 : 614,053.23 = 172,702.61 : x
  2. Step 2: Convert to fraction form
    409,325.08/614,053.23 = 172,702.61/x
  3. Step 3: Cross multiply
    409,325.08x = 614,053.23 × 172,702.61
  4. Step 4: Simplify right side
    409,325.08x = 106,048,597,035.06
  5. Step 5: Solve for x
    x = 106,048,597,035.06/409,325.08
  6. Step 6: Final answer
    x = 259,081.60

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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.