Home / 591,583.58-816,385.59-323,311.58

Finding the Fourth Proportional to 591,583.58, 816,385.59 and 323,311.58

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Solution

The fourth proportional to 591,583.58, 816,385.59 and 323,311.58 is: 446,170.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    591,583.58 : 816,385.59 = 323,311.58 : x
  2. Step 2: Convert to fraction form
    591,583.58/816,385.59 = 323,311.58/x
  3. Step 3: Cross multiply
    591,583.58x = 816,385.59 × 323,311.58
  4. Step 4: Simplify right side
    591,583.58x = 263,946,914,992.13
  5. Step 5: Solve for x
    x = 263,946,914,992.13/591,583.58
  6. Step 6: Final answer
    x = 446,170.12

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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.