Home / 330,095.65-455,533.37-186,883.33

Finding the Fourth Proportional to 330,095.65, 455,533.37 and 186,883.33

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Solution

The fourth proportional to 330,095.65, 455,533.37 and 186,883.33 is: 257,899.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    330,095.65 : 455,533.37 = 186,883.33 : x
  2. Step 2: Convert to fraction form
    330,095.65/455,533.37 = 186,883.33/x
  3. Step 3: Cross multiply
    330,095.65x = 455,533.37 × 186,883.33
  4. Step 4: Simplify right side
    330,095.65x = 85,131,593,111.72
  5. Step 5: Solve for x
    x = 85,131,593,111.72/330,095.65
  6. Step 6: Final answer
    x = 257,899.77

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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.