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Finding the Fourth Proportional to 173,322.40, 259,983.60 and 163,645.60

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Solution

The fourth proportional to 173,322.40, 259,983.60 and 163,645.60 is: 245,468.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,322.40 : 259,983.60 = 163,645.60 : x
  2. Step 2: Convert to fraction form
    173,322.40/259,983.60 = 163,645.60/x
  3. Step 3: Cross multiply
    173,322.40x = 259,983.60 × 163,645.60
  4. Step 4: Simplify right side
    173,322.40x = 42,545,172,212.16
  5. Step 5: Solve for x
    x = 42,545,172,212.16/173,322.40
  6. Step 6: Final answer
    x = 245,468.40

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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.