Home / 432,055.32-647,805.50-179,510.28

Finding the Fourth Proportional to 432,055.32, 647,805.50 and 179,510.28

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Solution

The fourth proportional to 432,055.32, 647,805.50 and 179,510.28 is: 269,150.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    432,055.32 : 647,805.50 = 179,510.28 : x
  2. Step 2: Convert to fraction form
    432,055.32/647,805.50 = 179,510.28/x
  3. Step 3: Cross multiply
    432,055.32x = 647,805.50 × 179,510.28
  4. Step 4: Simplify right side
    432,055.32x = 116,287,744,036.88
  5. Step 5: Solve for x
    x = 116,287,744,036.88/432,055.32
  6. Step 6: Final answer
    x = 269,150.13

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1.5x scale

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.