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Finding the Fourth Proportional to 588,484.98, 812,192.00 and 343,550.07

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Solution

The fourth proportional to 588,484.98, 812,192.00 and 343,550.07 is: 474,147.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    588,484.98 : 812,192.00 = 343,550.07 : x
  2. Step 2: Convert to fraction form
    588,484.98/812,192.00 = 343,550.07/x
  3. Step 3: Cross multiply
    588,484.98x = 812,192.00 × 343,550.07
  4. Step 4: Simplify right side
    588,484.98x = 279,028,616,735.69
  5. Step 5: Solve for x
    x = 279,028,616,735.69/588,484.98
  6. Step 6: Final answer
    x = 474,147.39

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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.