Home / 648,755.92-973,185.96-228,126.16

Finding the Fourth Proportional to 648,755.92, 973,185.96 and 228,126.16

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Solution

The fourth proportional to 648,755.92, 973,185.96 and 228,126.16 is: 342,207.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    648,755.92 : 973,185.96 = 228,126.16 : x
  2. Step 2: Convert to fraction form
    648,755.92/973,185.96 = 228,126.16/x
  3. Step 3: Cross multiply
    648,755.92x = 973,185.96 × 228,126.16
  4. Step 4: Simplify right side
    648,755.92x = 222,009,176,020.71
  5. Step 5: Solve for x
    x = 222,009,176,020.71/648,755.92
  6. Step 6: Final answer
    x = 342,207.55

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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.