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Finding the Fourth Proportional to 225,699.40, 325,427.04 and 225,699.40

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Solution

The fourth proportional to 225,699.40, 325,427.04 and 225,699.40 is: 325,427.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    225,699.40 : 325,427.04 = 225,699.40 : x
  2. Step 2: Convert to fraction form
    225,699.40/325,427.04 = 225,699.40/x
  3. Step 3: Cross multiply
    225,699.40x = 325,427.04 × 225,699.40
  4. Step 4: Simplify right side
    225,699.40x = 73,448,687,671.78
  5. Step 5: Solve for x
    x = 73,448,687,671.78/225,699.40
  6. Step 6: Final answer
    x = 325,427.04

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.44) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.