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Finding the Fourth Proportional to 611,633.30, 844,048.97 and 335,995.77

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Solution

The fourth proportional to 611,633.30, 844,048.97 and 335,995.77 is: 463,671.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    611,633.30 : 844,048.97 = 335,995.77 : x
  2. Step 2: Convert to fraction form
    611,633.30/844,048.97 = 335,995.77/x
  3. Step 3: Cross multiply
    611,633.30x = 844,048.97 × 335,995.77
  4. Step 4: Simplify right side
    611,633.30x = 283,596,877,692.63
  5. Step 5: Solve for x
    x = 283,596,877,692.63/611,633.30
  6. Step 6: Final answer
    x = 463,671.42

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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.