Home / 903,956.14-1,247,351.97-536,374.90

Finding the Fourth Proportional to 903,956.14, 1,247,351.97 and 536,374.90

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Solution

The fourth proportional to 903,956.14, 1,247,351.97 and 536,374.90 is: 740,133.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    903,956.14 : 1,247,351.97 = 536,374.90 : x
  2. Step 2: Convert to fraction form
    903,956.14/1,247,351.97 = 536,374.90/x
  3. Step 3: Cross multiply
    903,956.14x = 1,247,351.97 × 536,374.90
  4. Step 4: Simplify right side
    903,956.14x = 669,048,288,173.55
  5. Step 5: Solve for x
    x = 669,048,288,173.55/903,956.14
  6. Step 6: Final answer
    x = 740,133.57

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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.