Home / 465,914.30-641,375.01-344,827.40

Finding the Fourth Proportional to 465,914.30, 641,375.01 and 344,827.40

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Solution

The fourth proportional to 465,914.30, 641,375.01 and 344,827.40 is: 474,687.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    465,914.30 : 641,375.01 = 344,827.40 : x
  2. Step 2: Convert to fraction form
    465,914.30/641,375.01 = 344,827.40/x
  3. Step 3: Cross multiply
    465,914.30x = 641,375.01 × 344,827.40
  4. Step 4: Simplify right side
    465,914.30x = 221,163,673,916.40
  5. Step 5: Solve for x
    x = 221,163,673,916.40/465,914.30
  6. Step 6: Final answer
    x = 474,687.46

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1.5x scale

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.