Home / 351,096.22-526,390.53-208,603.54

Finding the Fourth Proportional to 351,096.22, 526,390.53 and 208,603.54

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Solution

The fourth proportional to 351,096.22, 526,390.53 and 208,603.54 is: 312,754.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    351,096.22 : 526,390.53 = 208,603.54 : x
  2. Step 2: Convert to fraction form
    351,096.22/526,390.53 = 208,603.54/x
  3. Step 3: Cross multiply
    351,096.22x = 526,390.53 × 208,603.54
  4. Step 4: Simplify right side
    351,096.22x = 109,806,927,980.48
  5. Step 5: Solve for x
    x = 109,806,927,980.48/351,096.22
  6. Step 6: Final answer
    x = 312,754.51

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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.