Home / 374,376.46-516,638.61-204,611.80

Finding the Fourth Proportional to 374,376.46, 516,638.61 and 204,611.80

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Solution

The fourth proportional to 374,376.46, 516,638.61 and 204,611.80 is: 282,363.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    374,376.46 : 516,638.61 = 204,611.80 : x
  2. Step 2: Convert to fraction form
    374,376.46/516,638.61 = 204,611.80/x
  3. Step 3: Cross multiply
    374,376.46x = 516,638.61 × 204,611.80
  4. Step 4: Simplify right side
    374,376.46x = 105,710,355,941.60
  5. Step 5: Solve for x
    x = 105,710,355,941.60/374,376.46
  6. Step 6: Final answer
    x = 282,363.79

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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.