Home / 529,677.02-730,939.07-300,255.53

Finding the Fourth Proportional to 529,677.02, 730,939.07 and 300,255.53

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Solution

The fourth proportional to 529,677.02, 730,939.07 and 300,255.53 is: 414,344.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    529,677.02 : 730,939.07 = 300,255.53 : x
  2. Step 2: Convert to fraction form
    529,677.02/730,939.07 = 300,255.53/x
  3. Step 3: Cross multiply
    529,677.02x = 730,939.07 × 300,255.53
  4. Step 4: Simplify right side
    529,677.02x = 219,468,494,956.50
  5. Step 5: Solve for x
    x = 219,468,494,956.50/529,677.02
  6. Step 6: Final answer
    x = 414,344.00

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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.