Home / 784,283.07-1,082,310.54-444,751.32

Finding the Fourth Proportional to 784,283.07, 1,082,310.54 and 444,751.32

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Solution

The fourth proportional to 784,283.07, 1,082,310.54 and 444,751.32 is: 613,756.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    784,283.07 : 1,082,310.54 = 444,751.32 : x
  2. Step 2: Convert to fraction form
    784,283.07/1,082,310.54 = 444,751.32/x
  3. Step 3: Cross multiply
    784,283.07x = 1,082,310.54 × 444,751.32
  4. Step 4: Simplify right side
    784,283.07x = 481,359,041,314.91
  5. Step 5: Solve for x
    x = 481,359,041,314.91/784,283.07
  6. Step 6: Final answer
    x = 613,756.77

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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.