Home / 346,513.38-478,183.32-193,553.70

Finding the Fourth Proportional to 346,513.38, 478,183.32 and 193,553.70

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Solution

The fourth proportional to 346,513.38, 478,183.32 and 193,553.70 is: 267,101.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    346,513.38 : 478,183.32 = 193,553.70 : x
  2. Step 2: Convert to fraction form
    346,513.38/478,183.32 = 193,553.70/x
  3. Step 3: Cross multiply
    346,513.38x = 478,183.32 × 193,553.70
  4. Step 4: Simplify right side
    346,513.38x = 92,554,150,864.28
  5. Step 5: Solve for x
    x = 92,554,150,864.28/346,513.38
  6. Step 6: Final answer
    x = 267,101.23

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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.