Home / 510,423.06-765,795.50-240,540.29

Finding the Fourth Proportional to 510,423.06, 765,795.50 and 240,540.29

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Solution

The fourth proportional to 510,423.06, 765,795.50 and 240,540.29 is: 360,886.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    510,423.06 : 765,795.50 = 240,540.29 : x
  2. Step 2: Convert to fraction form
    510,423.06/765,795.50 = 240,540.29/x
  3. Step 3: Cross multiply
    510,423.06x = 765,795.50 × 240,540.29
  4. Step 4: Simplify right side
    510,423.06x = 184,204,672,963.83
  5. Step 5: Solve for x
    x = 184,204,672,963.83/510,423.06
  6. Step 6: Final answer
    x = 360,886.27

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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.