Home / 417,942.06-626,913.09-293,837.10

Finding the Fourth Proportional to 417,942.06, 626,913.09 and 293,837.10

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Solution

The fourth proportional to 417,942.06, 626,913.09 and 293,837.10 is: 440,755.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    417,942.06 : 626,913.09 = 293,837.10 : x
  2. Step 2: Convert to fraction form
    417,942.06/626,913.09 = 293,837.10/x
  3. Step 3: Cross multiply
    417,942.06x = 626,913.09 × 293,837.10
  4. Step 4: Simplify right side
    417,942.06x = 184,210,324,317.64
  5. Step 5: Solve for x
    x = 184,210,324,317.64/417,942.06
  6. Step 6: Final answer
    x = 440,755.65

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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.