Home / 319,334.48-440,662.92-183,337.04

Finding the Fourth Proportional to 319,334.48, 440,662.92 and 183,337.04

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Solution

The fourth proportional to 319,334.48, 440,662.92 and 183,337.04 is: 252,994.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    319,334.48 : 440,662.92 = 183,337.04 : x
  2. Step 2: Convert to fraction form
    319,334.48/440,662.92 = 183,337.04/x
  3. Step 3: Cross multiply
    319,334.48x = 440,662.92 × 183,337.04
  4. Step 4: Simplify right side
    319,334.48x = 80,789,835,390.56
  5. Step 5: Solve for x
    x = 80,789,835,390.56/319,334.48
  6. Step 6: Final answer
    x = 252,994.40

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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.