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Finding the Fourth Proportional to 591,807, 816,693.66 and 323,535

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Solution

The fourth proportional to 591,807, 816,693.66 and 323,535 is: 446,478.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    591,807 : 816,693.66 = 323,535 : x
  2. Step 2: Convert to fraction form
    591,807/816,693.66 = 323,535/x
  3. Step 3: Cross multiply
    591,807x = 816,693.66 × 323,535
  4. Step 4: Simplify right side
    591,807x = 264,228,983,288.10
  5. Step 5: Solve for x
    x = 264,228,983,288.10/591,807
  6. Step 6: Final answer
    x = 446,478.30

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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.