Home / 803,057.10-1,107,799.02-476,179.92

Finding the Fourth Proportional to 803,057.10, 1,107,799.02 and 476,179.92

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Solution

The fourth proportional to 803,057.10, 1,107,799.02 and 476,179.92 is: 656,879.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    803,057.10 : 1,107,799.02 = 476,179.92 : x
  2. Step 2: Convert to fraction form
    803,057.10/1,107,799.02 = 476,179.92/x
  3. Step 3: Cross multiply
    803,057.10x = 1,107,799.02 × 476,179.92
  4. Step 4: Simplify right side
    803,057.10x = 527,511,648,719.68
  5. Step 5: Solve for x
    x = 527,511,648,719.68/803,057.10
  6. Step 6: Final answer
    x = 656,879.38

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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.