Home / 836,155.44-1,153,890-454,182.48

Finding the Fourth Proportional to 836,155.44, 1,153,890 and 454,182.48

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Solution

The fourth proportional to 836,155.44, 1,153,890 and 454,182.48 is: 626,769.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    836,155.44 : 1,153,890 = 454,182.48 : x
  2. Step 2: Convert to fraction form
    836,155.44/1,153,890 = 454,182.48/x
  3. Step 3: Cross multiply
    836,155.44x = 1,153,890 × 454,182.48
  4. Step 4: Simplify right side
    836,155.44x = 524,076,621,847.20
  5. Step 5: Solve for x
    x = 524,076,621,847.20/836,155.44
  6. Step 6: Final answer
    x = 626,769.37

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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.