Home / 854,836.82-1,282,256.82-349,397.43

Finding the Fourth Proportional to 854,836.82, 1,282,256.82 and 349,397.43

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Solution

The fourth proportional to 854,836.82, 1,282,256.82 and 349,397.43 is: 524,096.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    854,836.82 : 1,282,256.82 = 349,397.43 : x
  2. Step 2: Convert to fraction form
    854,836.82/1,282,256.82 = 349,397.43/x
  3. Step 3: Cross multiply
    854,836.82x = 1,282,256.82 × 349,397.43
  4. Step 4: Simplify right side
    854,836.82x = 448,017,232,699.51
  5. Step 5: Solve for x
    x = 448,017,232,699.51/854,836.82
  6. Step 6: Final answer
    x = 524,096.79

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.