Home / 526,525.62-789,787.47-171,539.22

Finding the Fourth Proportional to 526,525.62, 789,787.47 and 171,539.22

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Solution

The fourth proportional to 526,525.62, 789,787.47 and 171,539.22 is: 257,308.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    526,525.62 : 789,787.47 = 171,539.22 : x
  2. Step 2: Convert to fraction form
    526,525.62/789,787.47 = 171,539.22/x
  3. Step 3: Cross multiply
    526,525.62x = 789,787.47 × 171,539.22
  4. Step 4: Simplify right side
    526,525.62x = 135,479,526,569.57
  5. Step 5: Solve for x
    x = 135,479,526,569.57/526,525.62
  6. Step 6: Final answer
    x = 257,308.52

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Double scale
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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.