Home / 383,839.04-529,698.80-214,084.10

Finding the Fourth Proportional to 383,839.04, 529,698.80 and 214,084.10

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Solution

The fourth proportional to 383,839.04, 529,698.80 and 214,084.10 is: 295,436.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    383,839.04 : 529,698.80 = 214,084.10 : x
  2. Step 2: Convert to fraction form
    383,839.04/529,698.80 = 214,084.10/x
  3. Step 3: Cross multiply
    383,839.04x = 529,698.80 × 214,084.10
  4. Step 4: Simplify right side
    383,839.04x = 113,400,090,869.08
  5. Step 5: Solve for x
    x = 113,400,090,869.08/383,839.04
  6. Step 6: Final answer
    x = 295,436.57

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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.