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Finding the Fourth Proportional to 605,491.39, 836,427.99 and 573,604.93

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Solution

The fourth proportional to 605,491.39, 836,427.99 and 573,604.93 is: 792,379.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    605,491.39 : 836,427.99 = 573,604.93 : x
  2. Step 2: Convert to fraction form
    605,491.39/836,427.99 = 573,604.93/x
  3. Step 3: Cross multiply
    605,491.39x = 836,427.99 × 573,604.93
  4. Step 4: Simplify right side
    605,491.39x = 479,779,221,850.54
  5. Step 5: Solve for x
    x = 479,779,221,850.54/605,491.39
  6. Step 6: Final answer
    x = 792,379.92

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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.