Home / 248,876.90-373,315.35-219,328.10

Finding the Fourth Proportional to 248,876.90, 373,315.35 and 219,328.10

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Solution

The fourth proportional to 248,876.90, 373,315.35 and 219,328.10 is: 328,992.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,876.90 : 373,315.35 = 219,328.10 : x
  2. Step 2: Convert to fraction form
    248,876.90/373,315.35 = 219,328.10/x
  3. Step 3: Cross multiply
    248,876.90x = 373,315.35 × 219,328.10
  4. Step 4: Simplify right side
    248,876.90x = 81,878,546,416.34
  5. Step 5: Solve for x
    x = 81,878,546,416.34/248,876.90
  6. Step 6: Final answer
    x = 328,992.15

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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.