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Finding the Fourth Proportional to 591,776.18, 816,610.10 and 333,662.30

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Solution

The fourth proportional to 591,776.18, 816,610.10 and 333,662.30 is: 460,430.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    591,776.18 : 816,610.10 = 333,662.30 : x
  2. Step 2: Convert to fraction form
    591,776.18/816,610.10 = 333,662.30/x
  3. Step 3: Cross multiply
    591,776.18x = 816,610.10 × 333,662.30
  4. Step 4: Simplify right side
    591,776.18x = 272,472,004,169.23
  5. Step 5: Solve for x
    x = 272,472,004,169.23/591,776.18
  6. Step 6: Final answer
    x = 460,430.84

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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.