Home / 536,780.20-740,447.31-335,226.28

Finding the Fourth Proportional to 536,780.20, 740,447.31 and 335,226.28

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Solution

The fourth proportional to 536,780.20, 740,447.31 and 335,226.28 is: 462,419.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    536,780.20 : 740,447.31 = 335,226.28 : x
  2. Step 2: Convert to fraction form
    536,780.20/740,447.31 = 335,226.28/x
  3. Step 3: Cross multiply
    536,780.20x = 740,447.31 × 335,226.28
  4. Step 4: Simplify right side
    536,780.20x = 248,217,397,267.31
  5. Step 5: Solve for x
    x = 248,217,397,267.31/536,780.20
  6. Step 6: Final answer
    x = 462,419.06

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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.