Home / 433,720.50-598,903.65-272,844.78

Finding the Fourth Proportional to 433,720.50, 598,903.65 and 272,844.78

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Solution

The fourth proportional to 433,720.50, 598,903.65 and 272,844.78 is: 376,758.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    433,720.50 : 598,903.65 = 272,844.78 : x
  2. Step 2: Convert to fraction form
    433,720.50/598,903.65 = 272,844.78/x
  3. Step 3: Cross multiply
    433,720.50x = 598,903.65 × 272,844.78
  4. Step 4: Simplify right side
    433,720.50x = 163,407,734,625.45
  5. Step 5: Solve for x
    x = 163,407,734,625.45/433,720.50
  6. Step 6: Final answer
    x = 376,758.15

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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.