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Finding the Fourth Proportional to 452,562.09, 624,515.47 and 271,374

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Solution

The fourth proportional to 452,562.09, 624,515.47 and 271,374 is: 374,484.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    452,562.09 : 624,515.47 = 271,374 : x
  2. Step 2: Convert to fraction form
    452,562.09/624,515.47 = 271,374/x
  3. Step 3: Cross multiply
    452,562.09x = 624,515.47 × 271,374
  4. Step 4: Simplify right side
    452,562.09x = 169,477,261,155.78
  5. Step 5: Solve for x
    x = 169,477,261,155.78/452,562.09
  6. Step 6: Final answer
    x = 374,484.00

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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.