Home / 670,039.70-1,004,615.24-243,524.88

Finding the Fourth Proportional to 670,039.70, 1,004,615.24 and 243,524.88

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Solution

The fourth proportional to 670,039.70, 1,004,615.24 and 243,524.88 is: 365,125.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    670,039.70 : 1,004,615.24 = 243,524.88 : x
  2. Step 2: Convert to fraction form
    670,039.70/1,004,615.24 = 243,524.88/x
  3. Step 3: Cross multiply
    670,039.70x = 1,004,615.24 × 243,524.88
  4. Step 4: Simplify right side
    670,039.70x = 244,648,805,767.17
  5. Step 5: Solve for x
    x = 244,648,805,767.17/670,039.70
  6. Step 6: Final answer
    x = 365,125.84

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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.