Home / 753,488.28-1,130,232.96-192,523.32

Finding the Fourth Proportional to 753,488.28, 1,130,232.96 and 192,523.32

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Solution

The fourth proportional to 753,488.28, 1,130,232.96 and 192,523.32 is: 288,785.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    753,488.28 : 1,130,232.96 = 192,523.32 : x
  2. Step 2: Convert to fraction form
    753,488.28/1,130,232.96 = 192,523.32/x
  3. Step 3: Cross multiply
    753,488.28x = 1,130,232.96 × 192,523.32
  4. Step 4: Simplify right side
    753,488.28x = 217,596,201,832.63
  5. Step 5: Solve for x
    x = 217,596,201,832.63/753,488.28
  6. Step 6: Final answer
    x = 288,785.12

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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.