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Finding the Fourth Proportional to 530,813.67, 733,009.69 and 337,285.13

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Solution

The fourth proportional to 530,813.67, 733,009.69 and 337,285.13 is: 465,762.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    530,813.67 : 733,009.69 = 337,285.13 : x
  2. Step 2: Convert to fraction form
    530,813.67/733,009.69 = 337,285.13/x
  3. Step 3: Cross multiply
    530,813.67x = 733,009.69 × 337,285.13
  4. Step 4: Simplify right side
    530,813.67x = 247,233,265,339.47
  5. Step 5: Solve for x
    x = 247,233,265,339.47/530,813.67
  6. Step 6: Final answer
    x = 465,762.81

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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.