Home / 320,114.21-441,756.70-176,873.24

Finding the Fourth Proportional to 320,114.21, 441,756.70 and 176,873.24

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Solution

The fourth proportional to 320,114.21, 441,756.70 and 176,873.24 is: 244,084.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    320,114.21 : 441,756.70 = 176,873.24 : x
  2. Step 2: Convert to fraction form
    320,114.21/441,756.70 = 176,873.24/x
  3. Step 3: Cross multiply
    320,114.21x = 441,756.70 × 176,873.24
  4. Step 4: Simplify right side
    320,114.21x = 78,134,938,820.71
  5. Step 5: Solve for x
    x = 78,134,938,820.71/320,114.21
  6. Step 6: Final answer
    x = 244,084.57

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.