Home / 826,981.81-1,141,358.33-504,878.64

Finding the Fourth Proportional to 826,981.81, 1,141,358.33 and 504,878.64

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Solution

The fourth proportional to 826,981.81, 1,141,358.33 and 504,878.64 is: 696,807.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    826,981.81 : 1,141,358.33 = 504,878.64 : x
  2. Step 2: Convert to fraction form
    826,981.81/1,141,358.33 = 504,878.64/x
  3. Step 3: Cross multiply
    826,981.81x = 1,141,358.33 × 504,878.64
  4. Step 4: Simplify right side
    826,981.81x = 576,247,441,403.07
  5. Step 5: Solve for x
    x = 576,247,441,403.07/826,981.81
  6. Step 6: Final answer
    x = 696,807.88

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Double scale
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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.