Home / 854,973.40-1,282,157.70-293,877.40

Finding the Fourth Proportional to 854,973.40, 1,282,157.70 and 293,877.40

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Solution

The fourth proportional to 854,973.40, 1,282,157.70 and 293,877.40 is: 440,712.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    854,973.40 : 1,282,157.70 = 293,877.40 : x
  2. Step 2: Convert to fraction form
    854,973.40/1,282,157.70 = 293,877.40/x
  3. Step 3: Cross multiply
    854,973.40x = 1,282,157.70 × 293,877.40
  4. Step 4: Simplify right side
    854,973.40x = 376,797,171,265.98
  5. Step 5: Solve for x
    x = 376,797,171,265.98/854,973.40
  6. Step 6: Final answer
    x = 440,712.16

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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.