Home / 854,527.98-1,281,865.08-223,440.78

Finding the Fourth Proportional to 854,527.98, 1,281,865.08 and 223,440.78

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Solution

The fourth proportional to 854,527.98, 1,281,865.08 and 223,440.78 is: 335,180.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    854,527.98 : 1,281,865.08 = 223,440.78 : x
  2. Step 2: Convert to fraction form
    854,527.98/1,281,865.08 = 223,440.78/x
  3. Step 3: Cross multiply
    854,527.98x = 1,281,865.08 × 223,440.78
  4. Step 4: Simplify right side
    854,527.98x = 286,420,933,329.96
  5. Step 5: Solve for x
    x = 286,420,933,329.96/854,527.98
  6. Step 6: Final answer
    x = 335,180.29

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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.