Home / 534,821.40-802,232.10-234,983.70

Finding the Fourth Proportional to 534,821.40, 802,232.10 and 234,983.70

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Solution

The fourth proportional to 534,821.40, 802,232.10 and 234,983.70 is: 352,475.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    534,821.40 : 802,232.10 = 234,983.70 : x
  2. Step 2: Convert to fraction form
    534,821.40/802,232.10 = 234,983.70/x
  3. Step 3: Cross multiply
    534,821.40x = 802,232.10 × 234,983.70
  4. Step 4: Simplify right side
    534,821.40x = 188,511,467,116.77
  5. Step 5: Solve for x
    x = 188,511,467,116.77/534,821.40
  6. Step 6: Final answer
    x = 352,475.55

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Half scale
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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.