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Finding the Fourth Proportional to 454,215.66, 626,818.20 and 247,483.07

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Solution

The fourth proportional to 454,215.66, 626,818.20 and 247,483.07 is: 341,526.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    454,215.66 : 626,818.20 = 247,483.07 : x
  2. Step 2: Convert to fraction form
    454,215.66/626,818.20 = 247,483.07/x
  3. Step 3: Cross multiply
    454,215.66x = 626,818.20 × 247,483.07
  4. Step 4: Simplify right side
    454,215.66x = 155,126,892,467.87
  5. Step 5: Solve for x
    x = 155,126,892,467.87/454,215.66
  6. Step 6: Final answer
    x = 341,526.96

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.