Home / 260,923.60-391,372.53-152,913.16

Finding the Fourth Proportional to 260,923.60, 391,372.53 and 152,913.16

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Solution

The fourth proportional to 260,923.60, 391,372.53 and 152,913.16 is: 229,362.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    260,923.60 : 391,372.53 = 152,913.16 : x
  2. Step 2: Convert to fraction form
    260,923.60/391,372.53 = 152,913.16/x
  3. Step 3: Cross multiply
    260,923.60x = 391,372.53 × 152,913.16
  4. Step 4: Simplify right side
    260,923.60x = 59,846,010,299.49
  5. Step 5: Solve for x
    x = 59,846,010,299.49/260,923.60
  6. Step 6: Final answer
    x = 229,362.20

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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.