Home / 966,179.05-1,333,491.08-558,517.21

Finding the Fourth Proportional to 966,179.05, 1,333,491.08 and 558,517.21

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Solution

The fourth proportional to 966,179.05, 1,333,491.08 and 558,517.21 is: 770,848.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    966,179.05 : 1,333,491.08 = 558,517.21 : x
  2. Step 2: Convert to fraction form
    966,179.05/1,333,491.08 = 558,517.21/x
  3. Step 3: Cross multiply
    966,179.05x = 1,333,491.08 × 558,517.21
  4. Step 4: Simplify right side
    966,179.05x = 744,777,711,435.17
  5. Step 5: Solve for x
    x = 744,777,711,435.17/966,179.05
  6. Step 6: Final answer
    x = 770,848.54

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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.