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Finding the Fourth Proportional to 610,600.57, 914,744.80 and 407,584.52

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Solution

The fourth proportional to 610,600.57, 914,744.80 and 407,584.52 is: 610,605.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    610,600.57 : 914,744.80 = 407,584.52 : x
  2. Step 2: Convert to fraction form
    610,600.57/914,744.80 = 407,584.52/x
  3. Step 3: Cross multiply
    610,600.57x = 914,744.80 × 407,584.52
  4. Step 4: Simplify right side
    610,600.57x = 372,835,821,498.40
  5. Step 5: Solve for x
    x = 372,835,821,498.40/610,600.57
  6. Step 6: Final answer
    x = 610,605.10

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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.