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Finding the Fourth Proportional to 405,700.20, 608,550.30 and 184,516.20

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Solution

The fourth proportional to 405,700.20, 608,550.30 and 184,516.20 is: 276,774.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    405,700.20 : 608,550.30 = 184,516.20 : x
  2. Step 2: Convert to fraction form
    405,700.20/608,550.30 = 184,516.20/x
  3. Step 3: Cross multiply
    405,700.20x = 608,550.30 × 184,516.20
  4. Step 4: Simplify right side
    405,700.20x = 112,287,388,864.86
  5. Step 5: Solve for x
    x = 112,287,388,864.86/405,700.20
  6. Step 6: Final answer
    x = 276,774.30

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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.