Home / 320,237.16-441,927.36-176,997.21

Finding the Fourth Proportional to 320,237.16, 441,927.36 and 176,997.21

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Solution

The fourth proportional to 320,237.16, 441,927.36 and 176,997.21 is: 244,256.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    320,237.16 : 441,927.36 = 176,997.21 : x
  2. Step 2: Convert to fraction form
    320,237.16/441,927.36 = 176,997.21/x
  3. Step 3: Cross multiply
    320,237.16x = 441,927.36 × 176,997.21
  4. Step 4: Simplify right side
    320,237.16x = 78,219,909,742.67
  5. Step 5: Solve for x
    x = 78,219,909,742.67/320,237.16
  6. Step 6: Final answer
    x = 244,256.19

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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.