Home / 591,123.60-886,466.70-191,777.40

Finding the Fourth Proportional to 591,123.60, 886,466.70 and 191,777.40

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Solution

The fourth proportional to 591,123.60, 886,466.70 and 191,777.40 is: 287,595.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    591,123.60 : 886,466.70 = 191,777.40 : x
  2. Step 2: Convert to fraction form
    591,123.60/886,466.70 = 191,777.40/x
  3. Step 3: Cross multiply
    591,123.60x = 886,466.70 × 191,777.40
  4. Step 4: Simplify right side
    591,123.60x = 170,004,278,912.58
  5. Step 5: Solve for x
    x = 170,004,278,912.58/591,123.60
  6. Step 6: Final answer
    x = 287,595.15

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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.