Home / 893,441.28-1,232,952.96-491,059.20

Finding the Fourth Proportional to 893,441.28, 1,232,952.96 and 491,059.20

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Solution

The fourth proportional to 893,441.28, 1,232,952.96 and 491,059.20 is: 677,663.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    893,441.28 : 1,232,952.96 = 491,059.20 : x
  2. Step 2: Convert to fraction form
    893,441.28/1,232,952.96 = 491,059.20/x
  3. Step 3: Cross multiply
    893,441.28x = 1,232,952.96 × 491,059.20
  4. Step 4: Simplify right side
    893,441.28x = 605,452,894,175.23
  5. Step 5: Solve for x
    x = 605,452,894,175.23/893,441.28
  6. Step 6: Final answer
    x = 677,663.89

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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.