Home / 536,140.05-804,542.45-311,606.22

Finding the Fourth Proportional to 536,140.05, 804,542.45 and 311,606.22

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Solution

The fourth proportional to 536,140.05, 804,542.45 and 311,606.22 is: 467,602.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    536,140.05 : 804,542.45 = 311,606.22 : x
  2. Step 2: Convert to fraction form
    536,140.05/804,542.45 = 311,606.22/x
  3. Step 3: Cross multiply
    536,140.05x = 804,542.45 × 311,606.22
  4. Step 4: Simplify right side
    536,140.05x = 250,700,431,674.04
  5. Step 5: Solve for x
    x = 250,700,431,674.04/536,140.05
  6. Step 6: Final answer
    x = 467,602.51

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1.5x scale

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.