Home / 379,434.27-569,226.14-113,188.89

Finding the Fourth Proportional to 379,434.27, 569,226.14 and 113,188.89

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Solution

The fourth proportional to 379,434.27, 569,226.14 and 113,188.89 is: 169,805.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    379,434.27 : 569,226.14 = 113,188.89 : x
  2. Step 2: Convert to fraction form
    379,434.27/569,226.14 = 113,188.89/x
  3. Step 3: Cross multiply
    379,434.27x = 569,226.14 × 113,188.89
  4. Step 4: Simplify right side
    379,434.27x = 64,430,074,945.58
  5. Step 5: Solve for x
    x = 64,430,074,945.58/379,434.27
  6. Step 6: Final answer
    x = 169,805.63

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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.