Home / 648,829.60-973,244.40-228,050.80

Finding the Fourth Proportional to 648,829.60, 973,244.40 and 228,050.80

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Solution

The fourth proportional to 648,829.60, 973,244.40 and 228,050.80 is: 342,076.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    648,829.60 : 973,244.40 = 228,050.80 : x
  2. Step 2: Convert to fraction form
    648,829.60/973,244.40 = 228,050.80/x
  3. Step 3: Cross multiply
    648,829.60x = 973,244.40 × 228,050.80
  4. Step 4: Simplify right side
    648,829.60x = 221,949,164,015.52
  5. Step 5: Solve for x
    x = 221,949,164,015.52/648,829.60
  6. Step 6: Final answer
    x = 342,076.20

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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.