Home / 591,583.08-816,384.90-323,311.08

Finding the Fourth Proportional to 591,583.08, 816,384.90 and 323,311.08

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Solution

The fourth proportional to 591,583.08, 816,384.90 and 323,311.08 is: 446,169.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    591,583.08 : 816,384.90 = 323,311.08 : x
  2. Step 2: Convert to fraction form
    591,583.08/816,384.90 = 323,311.08/x
  3. Step 3: Cross multiply
    591,583.08x = 816,384.90 × 323,311.08
  4. Step 4: Simplify right side
    591,583.08x = 263,946,283,714.69
  5. Step 5: Solve for x
    x = 263,946,283,714.69/591,583.08
  6. Step 6: Final answer
    x = 446,169.43

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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.