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Finding the Fourth Proportional to 888,563, 1,224,941.55 and 633,471.32

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Solution

The fourth proportional to 888,563, 1,224,941.55 and 633,471.32 is: 873,281.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    888,563 : 1,224,941.55 = 633,471.32 : x
  2. Step 2: Convert to fraction form
    888,563/1,224,941.55 = 633,471.32/x
  3. Step 3: Cross multiply
    888,563x = 1,224,941.55 × 633,471.32
  4. Step 4: Simplify right side
    888,563x = 775,965,340,601.35
  5. Step 5: Solve for x
    x = 775,965,340,601.35/888,563
  6. Step 6: Final answer
    x = 873,281.17

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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.