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Finding the Fourth Proportional to 326,763.09, 450,960.35 and 183,551.85

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Solution

The fourth proportional to 326,763.09, 450,960.35 and 183,551.85 is: 253,316.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    326,763.09 : 450,960.35 = 183,551.85 : x
  2. Step 2: Convert to fraction form
    326,763.09/450,960.35 = 183,551.85/x
  3. Step 3: Cross multiply
    326,763.09x = 450,960.35 × 183,551.85
  4. Step 4: Simplify right side
    326,763.09x = 82,774,605,601.39
  5. Step 5: Solve for x
    x = 82,774,605,601.39/326,763.09
  6. Step 6: Final answer
    x = 253,316.88

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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.