Home / 923,602.20-1,274,861.40-541,783.32

Finding the Fourth Proportional to 923,602.20, 1,274,861.40 and 541,783.32

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Solution

The fourth proportional to 923,602.20, 1,274,861.40 and 541,783.32 is: 747,831.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    923,602.20 : 1,274,861.40 = 541,783.32 : x
  2. Step 2: Convert to fraction form
    923,602.20/1,274,861.40 = 541,783.32/x
  3. Step 3: Cross multiply
    923,602.20x = 1,274,861.40 × 541,783.32
  4. Step 4: Simplify right side
    923,602.20x = 690,698,641,831.85
  5. Step 5: Solve for x
    x = 690,698,641,831.85/923,602.20
  6. Step 6: Final answer
    x = 747,831.31

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.