Home / 309,250.17-463,478.85-269,102.30

Finding the Fourth Proportional to 309,250.17, 463,478.85 and 269,102.30

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Solution

The fourth proportional to 309,250.17, 463,478.85 and 269,102.30 is: 403,308.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    309,250.17 : 463,478.85 = 269,102.30 : x
  2. Step 2: Convert to fraction form
    309,250.17/463,478.85 = 269,102.30/x
  3. Step 3: Cross multiply
    309,250.17x = 463,478.85 × 269,102.30
  4. Step 4: Simplify right side
    309,250.17x = 124,723,222,218.96
  5. Step 5: Solve for x
    x = 124,723,222,218.96/309,250.17
  6. Step 6: Final answer
    x = 403,308.50

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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.