Home / 486,200.04-670,989.75-271,381.98

Finding the Fourth Proportional to 486,200.04, 670,989.75 and 271,381.98

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Solution

The fourth proportional to 486,200.04, 670,989.75 and 271,381.98 is: 374,525.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    486,200.04 : 670,989.75 = 271,381.98 : x
  2. Step 2: Convert to fraction form
    486,200.04/670,989.75 = 271,381.98/x
  3. Step 3: Cross multiply
    486,200.04x = 670,989.75 × 271,381.98
  4. Step 4: Simplify right side
    486,200.04x = 182,094,526,914.71
  5. Step 5: Solve for x
    x = 182,094,526,914.71/486,200.04
  6. Step 6: Final answer
    x = 374,525.94

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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.