Home / 648,777.92-973,218.96-228,148.16

Finding the Fourth Proportional to 648,777.92, 973,218.96 and 228,148.16

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Solution

The fourth proportional to 648,777.92, 973,218.96 and 228,148.16 is: 342,240.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    648,777.92 : 973,218.96 = 228,148.16 : x
  2. Step 2: Convert to fraction form
    648,777.92/973,218.96 = 228,148.16/x
  3. Step 3: Cross multiply
    648,777.92x = 973,218.96 × 228,148.16
  4. Step 4: Simplify right side
    648,777.92x = 222,038,115,001.11
  5. Step 5: Solve for x
    x = 222,038,115,001.11/648,777.92
  6. Step 6: Final answer
    x = 342,240.55

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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.