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Finding the Fourth Proportional to 888,535.27, 1,224,903.31 and 633,443.59

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Solution

The fourth proportional to 888,535.27, 1,224,903.31 and 633,443.59 is: 873,242.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    888,535.27 : 1,224,903.31 = 633,443.59 : x
  2. Step 2: Convert to fraction form
    888,535.27/1,224,903.31 = 633,443.59/x
  3. Step 3: Cross multiply
    888,535.27x = 1,224,903.31 × 633,443.59
  4. Step 4: Simplify right side
    888,535.27x = 775,907,153,599.92
  5. Step 5: Solve for x
    x = 775,907,153,599.92/888,535.27
  6. Step 6: Final answer
    x = 873,242.94

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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.