Home / 641,900.55-962,486.33-242,554.35

Finding the Fourth Proportional to 641,900.55, 962,486.33 and 242,554.35

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Solution

The fourth proportional to 641,900.55, 962,486.33 and 242,554.35 is: 363,693.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    641,900.55 : 962,486.33 = 242,554.35 : x
  2. Step 2: Convert to fraction form
    641,900.55/962,486.33 = 242,554.35/x
  3. Step 3: Cross multiply
    641,900.55x = 962,486.33 × 242,554.35
  4. Step 4: Simplify right side
    641,900.55x = 233,455,244,944.26
  5. Step 5: Solve for x
    x = 233,455,244,944.26/641,900.55
  6. Step 6: Final answer
    x = 363,693.79

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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.