Home / 937,441.12-1,405,871.46-338,326.44

Finding the Fourth Proportional to 937,441.12, 1,405,871.46 and 338,326.44

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Solution

The fourth proportional to 937,441.12, 1,405,871.46 and 338,326.44 is: 507,384.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    937,441.12 : 1,405,871.46 = 338,326.44 : x
  2. Step 2: Convert to fraction form
    937,441.12/1,405,871.46 = 338,326.44/x
  3. Step 3: Cross multiply
    937,441.12x = 1,405,871.46 × 338,326.44
  4. Step 4: Simplify right side
    937,441.12x = 475,643,486,159.40
  5. Step 5: Solve for x
    x = 475,643,486,159.40/937,441.12
  6. Step 6: Final answer
    x = 507,384.92

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.