Home / 836,772.02-1,154,769.75-474,183.83

Finding the Fourth Proportional to 836,772.02, 1,154,769.75 and 474,183.83

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Solution

The fourth proportional to 836,772.02, 1,154,769.75 and 474,183.83 is: 654,387.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    836,772.02 : 1,154,769.75 = 474,183.83 : x
  2. Step 2: Convert to fraction form
    836,772.02/1,154,769.75 = 474,183.83/x
  3. Step 3: Cross multiply
    836,772.02x = 1,154,769.75 × 474,183.83
  4. Step 4: Simplify right side
    836,772.02x = 547,573,137,049.29
  5. Step 5: Solve for x
    x = 547,573,137,049.29/836,772.02
  6. Step 6: Final answer
    x = 654,387.48

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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.