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Finding the Fourth Proportional to 366,949.90, 493,807.72 and 366,949.90

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Solution

The fourth proportional to 366,949.90, 493,807.72 and 366,949.90 is: 493,807.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    366,949.90 : 493,807.72 = 366,949.90 : x
  2. Step 2: Convert to fraction form
    366,949.90/493,807.72 = 366,949.90/x
  3. Step 3: Cross multiply
    366,949.90x = 493,807.72 × 366,949.90
  4. Step 4: Simplify right side
    366,949.90x = 181,202,693,473.23
  5. Step 5: Solve for x
    x = 181,202,693,473.23/366,949.90
  6. Step 6: Final answer
    x = 493,807.72

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.35) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.