Home / 651,230.20-976,553.70-251,738.20

Finding the Fourth Proportional to 651,230.20, 976,553.70 and 251,738.20

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Solution

The fourth proportional to 651,230.20, 976,553.70 and 251,738.20 is: 377,494.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    651,230.20 : 976,553.70 = 251,738.20 : x
  2. Step 2: Convert to fraction form
    651,230.20/976,553.70 = 251,738.20/x
  3. Step 3: Cross multiply
    651,230.20x = 976,553.70 × 251,738.20
  4. Step 4: Simplify right side
    651,230.20x = 245,835,870,641.34
  5. Step 5: Solve for x
    x = 245,835,870,641.34/651,230.20
  6. Step 6: Final answer
    x = 377,494.58

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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.