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Finding the Fourth Proportional to 319,506, 440,773.92 and 183,506.16

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Solution

The fourth proportional to 319,506, 440,773.92 and 183,506.16 is: 253,155.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    319,506 : 440,773.92 = 183,506.16 : x
  2. Step 2: Convert to fraction form
    319,506/440,773.92 = 183,506.16/x
  3. Step 3: Cross multiply
    319,506x = 440,773.92 × 183,506.16
  4. Step 4: Simplify right side
    319,506x = 80,884,729,487.35
  5. Step 5: Solve for x
    x = 80,884,729,487.35/319,506
  6. Step 6: Final answer
    x = 253,155.59

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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.