Home / 784,280.07-1,082,306.41-444,748.32

Finding the Fourth Proportional to 784,280.07, 1,082,306.41 and 444,748.32

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Solution

The fourth proportional to 784,280.07, 1,082,306.41 and 444,748.32 is: 613,752.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    784,280.07 : 1,082,306.41 = 444,748.32 : x
  2. Step 2: Convert to fraction form
    784,280.07/1,082,306.41 = 444,748.32/x
  3. Step 3: Cross multiply
    784,280.07x = 1,082,306.41 × 444,748.32
  4. Step 4: Simplify right side
    784,280.07x = 481,353,956,460.86
  5. Step 5: Solve for x
    x = 481,353,956,460.86/784,280.07
  6. Step 6: Final answer
    x = 613,752.63

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Double scale
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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.