Home / 320,197.34-441,873.04-175,005.45

Finding the Fourth Proportional to 320,197.34, 441,873.04 and 175,005.45

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Solution

The fourth proportional to 320,197.34, 441,873.04 and 175,005.45 is: 241,507.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    320,197.34 : 441,873.04 = 175,005.45 : x
  2. Step 2: Convert to fraction form
    320,197.34/441,873.04 = 175,005.45/x
  3. Step 3: Cross multiply
    320,197.34x = 441,873.04 × 175,005.45
  4. Step 4: Simplify right side
    320,197.34x = 77,330,190,208.07
  5. Step 5: Solve for x
    x = 77,330,190,208.07/320,197.34
  6. Step 6: Final answer
    x = 241,507.91

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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.