Home / 279,433.44-385,608.33-152,106.30

Finding the Fourth Proportional to 279,433.44, 385,608.33 and 152,106.30

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Solution

The fourth proportional to 279,433.44, 385,608.33 and 152,106.30 is: 209,901.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    279,433.44 : 385,608.33 = 152,106.30 : x
  2. Step 2: Convert to fraction form
    279,433.44/385,608.33 = 152,106.30/x
  3. Step 3: Cross multiply
    279,433.44x = 385,608.33 × 152,106.30
  4. Step 4: Simplify right side
    279,433.44x = 58,653,456,325.48
  5. Step 5: Solve for x
    x = 58,653,456,325.48/279,433.44
  6. Step 6: Final answer
    x = 209,901.35

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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.