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Finding the Fourth Proportional to 565,400.40, 848,100.60 and 249,694.80

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Solution

The fourth proportional to 565,400.40, 848,100.60 and 249,694.80 is: 374,542.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    565,400.40 : 848,100.60 = 249,694.80 : x
  2. Step 2: Convert to fraction form
    565,400.40/848,100.60 = 249,694.80/x
  3. Step 3: Cross multiply
    565,400.40x = 848,100.60 × 249,694.80
  4. Step 4: Simplify right side
    565,400.40x = 211,766,309,696.88
  5. Step 5: Solve for x
    x = 211,766,309,696.88/565,400.40
  6. Step 6: Final answer
    x = 374,542.20

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.