Home / 351,215.38-526,804.56-98,513.34

Finding the Fourth Proportional to 351,215.38, 526,804.56 and 98,513.34

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Solution

The fourth proportional to 351,215.38, 526,804.56 and 98,513.34 is: 147,764.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    351,215.38 : 526,804.56 = 98,513.34 : x
  2. Step 2: Convert to fraction form
    351,215.38/526,804.56 = 98,513.34/x
  3. Step 3: Cross multiply
    351,215.38x = 526,804.56 × 98,513.34
  4. Step 4: Simplify right side
    351,215.38x = 51,897,276,732.83
  5. Step 5: Solve for x
    x = 51,897,276,732.83/351,215.38
  6. Step 6: Final answer
    x = 147,764.82

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1.5x scale

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.