Home / 526,513.17-789,851.76-171,444.60

Finding the Fourth Proportional to 526,513.17, 789,851.76 and 171,444.60

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Solution

The fourth proportional to 526,513.17, 789,851.76 and 171,444.60 is: 257,193.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    526,513.17 : 789,851.76 = 171,444.60 : x
  2. Step 2: Convert to fraction form
    526,513.17/789,851.76 = 171,444.60/x
  3. Step 3: Cross multiply
    526,513.17x = 789,851.76 × 171,444.60
  4. Step 4: Simplify right side
    526,513.17x = 135,415,819,052.50
  5. Step 5: Solve for x
    x = 135,415,819,052.50/526,513.17
  6. Step 6: Final answer
    x = 257,193.60

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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.