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Finding the Fourth Proportional to 452,188.50, 624,022.56 and 282,521.04

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Solution

The fourth proportional to 452,188.50, 624,022.56 and 282,521.04 is: 389,880.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    452,188.50 : 624,022.56 = 282,521.04 : x
  2. Step 2: Convert to fraction form
    452,188.50/624,022.56 = 282,521.04/x
  3. Step 3: Cross multiply
    452,188.50x = 624,022.56 × 282,521.04
  4. Step 4: Simplify right side
    452,188.50x = 176,299,502,634.66
  5. Step 5: Solve for x
    x = 176,299,502,634.66/452,188.50
  6. Step 6: Final answer
    x = 389,880.55

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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.