Home / 526,085.22-789,244.65-245,449.38

Finding the Fourth Proportional to 526,085.22, 789,244.65 and 245,449.38

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Solution

The fourth proportional to 526,085.22, 789,244.65 and 245,449.38 is: 368,228.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    526,085.22 : 789,244.65 = 245,449.38 : x
  2. Step 2: Convert to fraction form
    526,085.22/789,244.65 = 245,449.38/x
  3. Step 3: Cross multiply
    526,085.22x = 789,244.65 × 245,449.38
  4. Step 4: Simplify right side
    526,085.22x = 193,719,610,010.82
  5. Step 5: Solve for x
    x = 193,719,610,010.82/526,085.22
  6. Step 6: Final answer
    x = 368,228.57

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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.