Home / 862,955.91-1,190,884.68-481,006.89

Finding the Fourth Proportional to 862,955.91, 1,190,884.68 and 481,006.89

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Solution

The fourth proportional to 862,955.91, 1,190,884.68 and 481,006.89 is: 663,792.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    862,955.91 : 1,190,884.68 = 481,006.89 : x
  2. Step 2: Convert to fraction form
    862,955.91/1,190,884.68 = 481,006.89/x
  3. Step 3: Cross multiply
    862,955.91x = 1,190,884.68 × 481,006.89
  4. Step 4: Simplify right side
    862,955.91x = 572,823,736,275.45
  5. Step 5: Solve for x
    x = 572,823,736,275.45/862,955.91
  6. Step 6: Final answer
    x = 663,792.59

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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.