Home / 545,972.93-818,961.50-166,892.21

Finding the Fourth Proportional to 545,972.93, 818,961.50 and 166,892.21

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Solution

The fourth proportional to 545,972.93, 818,961.50 and 166,892.21 is: 250,338.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    545,972.93 : 818,961.50 = 166,892.21 : x
  2. Step 2: Convert to fraction form
    545,972.93/818,961.50 = 166,892.21/x
  3. Step 3: Cross multiply
    545,972.93x = 818,961.50 × 166,892.21
  4. Step 4: Simplify right side
    545,972.93x = 136,678,294,639.92
  5. Step 5: Solve for x
    x = 136,678,294,639.92/545,972.93
  6. Step 6: Final answer
    x = 250,338.96

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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.