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Finding the Fourth Proportional to 606,074.54, 909,111.79 and 575,768.39

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Solution

The fourth proportional to 606,074.54, 909,111.79 and 575,768.39 is: 863,652.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    606,074.54 : 909,111.79 = 575,768.39 : x
  2. Step 2: Convert to fraction form
    606,074.54/909,111.79 = 575,768.39/x
  3. Step 3: Cross multiply
    606,074.54x = 909,111.79 × 575,768.39
  4. Step 4: Simplify right side
    606,074.54x = 523,437,832,491.68
  5. Step 5: Solve for x
    x = 523,437,832,491.68/606,074.54
  6. Step 6: Final answer
    x = 863,652.56

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Double scale
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Similar ratio
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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.