Home / 570,988.87-856,561.97-191,939.04

Finding the Fourth Proportional to 570,988.87, 856,561.97 and 191,939.04

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Solution

The fourth proportional to 570,988.87, 856,561.97 and 191,939.04 is: 287,935.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    570,988.87 : 856,561.97 = 191,939.04 : x
  2. Step 2: Convert to fraction form
    570,988.87/856,561.97 = 191,939.04/x
  3. Step 3: Cross multiply
    570,988.87x = 856,561.97 × 191,939.04
  4. Step 4: Simplify right side
    570,988.87x = 164,407,682,702.16
  5. Step 5: Solve for x
    x = 164,407,682,702.16/570,988.87
  6. Step 6: Final answer
    x = 287,935.01

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.