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Finding the Fourth Proportional to 585,596.37, 807,798.41 and 340,554.30

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Solution

The fourth proportional to 585,596.37, 807,798.41 and 340,554.30 is: 469,776.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    585,596.37 : 807,798.41 = 340,554.30 : x
  2. Step 2: Convert to fraction form
    585,596.37/807,798.41 = 340,554.30/x
  3. Step 3: Cross multiply
    585,596.37x = 807,798.41 × 340,554.30
  4. Step 4: Simplify right side
    585,596.37x = 275,099,222,058.66
  5. Step 5: Solve for x
    x = 275,099,222,058.66/585,596.37
  6. Step 6: Final answer
    x = 469,776.17

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Double scale
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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.