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Finding the Fourth Proportional to 526,237.83, 789,354.90 and 189,277.92

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Solution

The fourth proportional to 526,237.83, 789,354.90 and 189,277.92 is: 283,916.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    526,237.83 : 789,354.90 = 189,277.92 : x
  2. Step 2: Convert to fraction form
    526,237.83/789,354.90 = 189,277.92/x
  3. Step 3: Cross multiply
    526,237.83x = 789,354.90 × 189,277.92
  4. Step 4: Simplify right side
    526,237.83x = 149,407,453,613.81
  5. Step 5: Solve for x
    x = 149,407,453,613.81/526,237.83
  6. Step 6: Final answer
    x = 283,916.22

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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.