Home / 314,273.17-433,395.46-211,140.37

Finding the Fourth Proportional to 314,273.17, 433,395.46 and 211,140.37

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Solution

The fourth proportional to 314,273.17, 433,395.46 and 211,140.37 is: 291,171.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    314,273.17 : 433,395.46 = 211,140.37 : x
  2. Step 2: Convert to fraction form
    314,273.17/433,395.46 = 211,140.37/x
  3. Step 3: Cross multiply
    314,273.17x = 433,395.46 × 211,140.37
  4. Step 4: Simplify right side
    314,273.17x = 91,507,278,586.39
  5. Step 5: Solve for x
    x = 91,507,278,586.39/314,273.17
  6. Step 6: Final answer
    x = 291,171.15

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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.