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Finding the Fourth Proportional to 452,197.50, 624,034.98 and 282,530.04

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Solution

The fourth proportional to 452,197.50, 624,034.98 and 282,530.04 is: 389,892.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    452,197.50 : 624,034.98 = 282,530.04 : x
  2. Step 2: Convert to fraction form
    452,197.50/624,034.98 = 282,530.04/x
  3. Step 3: Cross multiply
    452,197.50x = 624,034.98 × 282,530.04
  4. Step 4: Simplify right side
    452,197.50x = 176,308,627,860.80
  5. Step 5: Solve for x
    x = 176,308,627,860.80/452,197.50
  6. Step 6: Final answer
    x = 389,892.97

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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.