Home / 854,598.33-1,179,214.69-491,952.12

Finding the Fourth Proportional to 854,598.33, 1,179,214.69 and 491,952.12

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Solution

The fourth proportional to 854,598.33, 1,179,214.69 and 491,952.12 is: 678,818.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    854,598.33 : 1,179,214.69 = 491,952.12 : x
  2. Step 2: Convert to fraction form
    854,598.33/1,179,214.69 = 491,952.12/x
  3. Step 3: Cross multiply
    854,598.33x = 1,179,214.69 × 491,952.12
  4. Step 4: Simplify right side
    854,598.33x = 580,117,166,680.64
  5. Step 5: Solve for x
    x = 580,117,166,680.64/854,598.33
  6. Step 6: Final answer
    x = 678,818.51

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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.