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Finding the Fourth Proportional to 326,607.84, 450,707.25 and 183,373.92

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Solution

The fourth proportional to 326,607.84, 450,707.25 and 183,373.92 is: 253,049.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    326,607.84 : 450,707.25 = 183,373.92 : x
  2. Step 2: Convert to fraction form
    326,607.84/450,707.25 = 183,373.92/x
  3. Step 3: Cross multiply
    326,607.84x = 450,707.25 × 183,373.92
  4. Step 4: Simplify right side
    326,607.84x = 82,647,955,204.92
  5. Step 5: Solve for x
    x = 82,647,955,204.92/326,607.84
  6. Step 6: Final answer
    x = 253,049.51

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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.