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Finding the Fourth Proportional to 326,670.30, 450,773.64 and 183,397.50

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Solution

The fourth proportional to 326,670.30, 450,773.64 and 183,397.50 is: 253,070.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    326,670.30 : 450,773.64 = 183,397.50 : x
  2. Step 2: Convert to fraction form
    326,670.30/450,773.64 = 183,397.50/x
  3. Step 3: Cross multiply
    326,670.30x = 450,773.64 × 183,397.50
  4. Step 4: Simplify right side
    326,670.30x = 82,670,758,641.90
  5. Step 5: Solve for x
    x = 82,670,758,641.90/326,670.30
  6. Step 6: Final answer
    x = 253,070.94

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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.