Home / 497,968.75-687,196.88-271,614.25

Finding the Fourth Proportional to 497,968.75, 687,196.88 and 271,614.25

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Solution

The fourth proportional to 497,968.75, 687,196.88 and 271,614.25 is: 374,827.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    497,968.75 : 687,196.88 = 271,614.25 : x
  2. Step 2: Convert to fraction form
    497,968.75/687,196.88 = 271,614.25/x
  3. Step 3: Cross multiply
    497,968.75x = 687,196.88 × 271,614.25
  4. Step 4: Simplify right side
    497,968.75x = 186,652,465,163.54
  5. Step 5: Solve for x
    x = 186,652,465,163.54/497,968.75
  6. Step 6: Final answer
    x = 374,827.67

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.