Home / 351,264.30-526,895.69-271,418.34

Finding the Fourth Proportional to 351,264.30, 526,895.69 and 271,418.34

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Solution

The fourth proportional to 351,264.30, 526,895.69 and 271,418.34 is: 407,126.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    351,264.30 : 526,895.69 = 271,418.34 : x
  2. Step 2: Convert to fraction form
    351,264.30/526,895.69 = 271,418.34/x
  3. Step 3: Cross multiply
    351,264.30x = 526,895.69 × 271,418.34
  4. Step 4: Simplify right side
    351,264.30x = 143,009,154,151.72
  5. Step 5: Solve for x
    x = 143,009,154,151.72/351,264.30
  6. Step 6: Final answer
    x = 407,126.93

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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.