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Finding the Fourth Proportional to 598,171.29, 825,009.60 and 383,331.34

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Solution

The fourth proportional to 598,171.29, 825,009.60 and 383,331.34 is: 528,698.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    598,171.29 : 825,009.60 = 383,331.34 : x
  2. Step 2: Convert to fraction form
    598,171.29/825,009.60 = 383,331.34/x
  3. Step 3: Cross multiply
    598,171.29x = 825,009.60 × 383,331.34
  4. Step 4: Simplify right side
    598,171.29x = 316,252,035,480.86
  5. Step 5: Solve for x
    x = 316,252,035,480.86/598,171.29
  6. Step 6: Final answer
    x = 528,698.12

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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.