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Finding the Fourth Proportional to 453,869.06, 626,333.97 and 249,915.70

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Solution

The fourth proportional to 453,869.06, 626,333.97 and 249,915.70 is: 344,880.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    453,869.06 : 626,333.97 = 249,915.70 : x
  2. Step 2: Convert to fraction form
    453,869.06/626,333.97 = 249,915.70/x
  3. Step 3: Cross multiply
    453,869.06x = 626,333.97 × 249,915.70
  4. Step 4: Simplify right side
    453,869.06x = 156,530,692,546.33
  5. Step 5: Solve for x
    x = 156,530,692,546.33/453,869.06
  6. Step 6: Final answer
    x = 344,880.73

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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.