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Finding the Fourth Proportional to 474,406.36, 654,688.15 and 259,550.01

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Solution

The fourth proportional to 474,406.36, 654,688.15 and 259,550.01 is: 358,183.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    474,406.36 : 654,688.15 = 259,550.01 : x
  2. Step 2: Convert to fraction form
    474,406.36/654,688.15 = 259,550.01/x
  3. Step 3: Cross multiply
    474,406.36x = 654,688.15 × 259,550.01
  4. Step 4: Simplify right side
    474,406.36x = 169,924,315,879.38
  5. Step 5: Solve for x
    x = 169,924,315,879.38/474,406.36
  6. Step 6: Final answer
    x = 358,183.05

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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.