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Finding the Fourth Proportional to 591,710.44, 816,617.56 and 350,070.70

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Solution

The fourth proportional to 591,710.44, 816,617.56 and 350,070.70 is: 483,131.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    591,710.44 : 816,617.56 = 350,070.70 : x
  2. Step 2: Convert to fraction form
    591,710.44/816,617.56 = 350,070.70/x
  3. Step 3: Cross multiply
    591,710.44x = 816,617.56 × 350,070.70
  4. Step 4: Simplify right side
    591,710.44x = 285,873,880,861.49
  5. Step 5: Solve for x
    x = 285,873,880,861.49/591,710.44
  6. Step 6: Final answer
    x = 483,131.38

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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.