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Finding the Fourth Proportional to 367,303.69, 506,882.85 and 206,155.51

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Solution

The fourth proportional to 367,303.69, 506,882.85 and 206,155.51 is: 284,496.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    367,303.69 : 506,882.85 = 206,155.51 : x
  2. Step 2: Convert to fraction form
    367,303.69/506,882.85 = 206,155.51/x
  3. Step 3: Cross multiply
    367,303.69x = 506,882.85 × 206,155.51
  4. Step 4: Simplify right side
    367,303.69x = 104,496,692,452.00
  5. Step 5: Solve for x
    x = 104,496,692,452.00/367,303.69
  6. Step 6: Final answer
    x = 284,496.71

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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.