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Finding the Fourth Proportional to 479,713.56, 662,005.74 and 264,854.04

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Solution

The fourth proportional to 479,713.56, 662,005.74 and 264,854.04 is: 365,499.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    479,713.56 : 662,005.74 = 264,854.04 : x
  2. Step 2: Convert to fraction form
    479,713.56/662,005.74 = 264,854.04/x
  3. Step 3: Cross multiply
    479,713.56x = 662,005.74 × 264,854.04
  4. Step 4: Simplify right side
    479,713.56x = 175,334,894,742.19
  5. Step 5: Solve for x
    x = 175,334,894,742.19/479,713.56
  6. Step 6: Final answer
    x = 365,499.14

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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.