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Finding the Fourth Proportional to 409,550.08, 564,669.12 and 341,665.60

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Solution

The fourth proportional to 409,550.08, 564,669.12 and 341,665.60 is: 471,073.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    409,550.08 : 564,669.12 = 341,665.60 : x
  2. Step 2: Convert to fraction form
    409,550.08/564,669.12 = 341,665.60/x
  3. Step 3: Cross multiply
    409,550.08x = 564,669.12 × 341,665.60
  4. Step 4: Simplify right side
    409,550.08x = 192,928,013,686.27
  5. Step 5: Solve for x
    x = 192,928,013,686.27/409,550.08
  6. Step 6: Final answer
    x = 471,073.07

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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.