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Finding the Fourth Proportional to 452,191.50, 624,026.70 and 282,524.04

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Solution

The fourth proportional to 452,191.50, 624,026.70 and 282,524.04 is: 389,884.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    452,191.50 : 624,026.70 = 282,524.04 : x
  2. Step 2: Convert to fraction form
    452,191.50/624,026.70 = 282,524.04/x
  3. Step 3: Cross multiply
    452,191.50x = 624,026.70 × 282,524.04
  4. Step 4: Simplify right side
    452,191.50x = 176,302,544,351.87
  5. Step 5: Solve for x
    x = 176,302,544,351.87/452,191.50
  6. Step 6: Final answer
    x = 389,884.69

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1.5x scale

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.