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Finding the Fourth Proportional to 326,650.68, 450,766.28 and 183,416.76

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Solution

The fourth proportional to 326,650.68, 450,766.28 and 183,416.76 is: 253,108.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    326,650.68 : 450,766.28 = 183,416.76 : x
  2. Step 2: Convert to fraction form
    326,650.68/450,766.28 = 183,416.76/x
  3. Step 3: Cross multiply
    326,650.68x = 450,766.28 × 183,416.76
  4. Step 4: Simplify right side
    326,650.68x = 82,678,091,053.39
  5. Step 5: Solve for x
    x = 82,678,091,053.39/326,650.68
  6. Step 6: Final answer
    x = 253,108.58

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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.