Home / 696,245.40-1,048,744.04-633,468.78

Finding the Fourth Proportional to 696,245.40, 1,048,744.04 and 633,468.78

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Solution

The fourth proportional to 696,245.40, 1,048,744.04 and 633,468.78 is: 954,184.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    696,245.40 : 1,048,744.04 = 633,468.78 : x
  2. Step 2: Convert to fraction form
    696,245.40/1,048,744.04 = 633,468.78/x
  3. Step 3: Cross multiply
    696,245.40x = 1,048,744.04 × 633,468.78
  4. Step 4: Simplify right side
    696,245.40x = 664,346,604,383.73
  5. Step 5: Solve for x
    x = 664,346,604,383.73/696,245.40
  6. Step 6: Final answer
    x = 954,184.55

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.