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Finding the Fourth Proportional to 610,575.57, 911,416.05 and 565,550.51

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Solution

The fourth proportional to 610,575.57, 911,416.05 and 565,550.51 is: 844,206.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    610,575.57 : 911,416.05 = 565,550.51 : x
  2. Step 2: Convert to fraction form
    610,575.57/911,416.05 = 565,550.51/x
  3. Step 3: Cross multiply
    610,575.57x = 911,416.05 × 565,550.51
  4. Step 4: Simplify right side
    610,575.57x = 515,451,811,899.69
  5. Step 5: Solve for x
    x = 515,451,811,899.69/610,575.57
  6. Step 6: Final answer
    x = 844,206.41

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.