Home / 854,967.90-1,282,149.45-293,871.90

Finding the Fourth Proportional to 854,967.90, 1,282,149.45 and 293,871.90

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Solution

The fourth proportional to 854,967.90, 1,282,149.45 and 293,871.90 is: 440,703.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    854,967.90 : 1,282,149.45 = 293,871.90 : x
  2. Step 2: Convert to fraction form
    854,967.90/1,282,149.45 = 293,871.90/x
  3. Step 3: Cross multiply
    854,967.90x = 1,282,149.45 × 293,871.90
  4. Step 4: Simplify right side
    854,967.90x = 376,787,694,955.46
  5. Step 5: Solve for x
    x = 376,787,694,955.46/854,967.90
  6. Step 6: Final answer
    x = 440,703.91

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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.