Home / 451,941.84-623,658.60-247,988.16

Finding the Fourth Proportional to 451,941.84, 623,658.60 and 247,988.16

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Solution

The fourth proportional to 451,941.84, 623,658.60 and 247,988.16 is: 342,212.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    451,941.84 : 623,658.60 = 247,988.16 : x
  2. Step 2: Convert to fraction form
    451,941.84/623,658.60 = 247,988.16/x
  3. Step 3: Cross multiply
    451,941.84x = 623,658.60 × 247,988.16
  4. Step 4: Simplify right side
    451,941.84x = 154,659,948,682.18
  5. Step 5: Solve for x
    x = 154,659,948,682.18/451,941.84
  6. Step 6: Final answer
    x = 342,212.06

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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.