Home / 923,819.20-1,385,440.80-363,025.60

Finding the Fourth Proportional to 923,819.20, 1,385,440.80 and 363,025.60

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Solution

The fourth proportional to 923,819.20, 1,385,440.80 and 363,025.60 is: 544,425.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    923,819.20 : 1,385,440.80 = 363,025.60 : x
  2. Step 2: Convert to fraction form
    923,819.20/1,385,440.80 = 363,025.60/x
  3. Step 3: Cross multiply
    923,819.20x = 1,385,440.80 × 363,025.60
  4. Step 4: Simplify right side
    923,819.20x = 502,950,477,684.48
  5. Step 5: Solve for x
    x = 502,950,477,684.48/923,819.20
  6. Step 6: Final answer
    x = 544,425.23

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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.