Home / 481,339.17-664,222.78-263,506.08

Finding the Fourth Proportional to 481,339.17, 664,222.78 and 263,506.08

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Solution

The fourth proportional to 481,339.17, 664,222.78 and 263,506.08 is: 363,624.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    481,339.17 : 664,222.78 = 263,506.08 : x
  2. Step 2: Convert to fraction form
    481,339.17/664,222.78 = 263,506.08/x
  3. Step 3: Cross multiply
    481,339.17x = 664,222.78 × 263,506.08
  4. Step 4: Simplify right side
    481,339.17x = 175,026,737,683.39
  5. Step 5: Solve for x
    x = 175,026,737,683.39/481,339.17
  6. Step 6: Final answer
    x = 363,624.55

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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.