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Finding the Fourth Proportional to 580,875.66, 801,683.59 and 326,226.85

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Solution

The fourth proportional to 580,875.66, 801,683.59 and 326,226.85 is: 450,235.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    580,875.66 : 801,683.59 = 326,226.85 : x
  2. Step 2: Convert to fraction form
    580,875.66/801,683.59 = 326,226.85/x
  3. Step 3: Cross multiply
    580,875.66x = 801,683.59 × 326,226.85
  4. Step 4: Simplify right side
    580,875.66x = 261,530,709,442.62
  5. Step 5: Solve for x
    x = 261,530,709,442.62/580,875.66
  6. Step 6: Final answer
    x = 450,235.27

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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.