Home / 330,052.19-455,460.23-186,809.16

Finding the Fourth Proportional to 330,052.19, 455,460.23 and 186,809.16

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Solution

The fourth proportional to 330,052.19, 455,460.23 and 186,809.16 is: 257,789.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    330,052.19 : 455,460.23 = 186,809.16 : x
  2. Step 2: Convert to fraction form
    330,052.19/455,460.23 = 186,809.16/x
  3. Step 3: Cross multiply
    330,052.19x = 455,460.23 × 186,809.16
  4. Step 4: Simplify right side
    330,052.19x = 85,084,141,169.43
  5. Step 5: Solve for x
    x = 85,084,141,169.43/330,052.19
  6. Step 6: Final answer
    x = 257,789.96

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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.