Home / 904,936.20-1,358,279.10-456,163.80

Finding the Fourth Proportional to 904,936.20, 1,358,279.10 and 456,163.80

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Solution

The fourth proportional to 904,936.20, 1,358,279.10 and 456,163.80 is: 684,686.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    904,936.20 : 1,358,279.10 = 456,163.80 : x
  2. Step 2: Convert to fraction form
    904,936.20/1,358,279.10 = 456,163.80/x
  3. Step 3: Cross multiply
    904,936.20x = 1,358,279.10 × 456,163.80
  4. Step 4: Simplify right side
    904,936.20x = 619,597,755,716.58
  5. Step 5: Solve for x
    x = 619,597,755,716.58/904,936.20
  6. Step 6: Final answer
    x = 684,686.67

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Double scale
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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.