Home / 543,094.20-815,030.10-227,777.40

Finding the Fourth Proportional to 543,094.20, 815,030.10 and 227,777.40

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Solution

The fourth proportional to 543,094.20, 815,030.10 and 227,777.40 is: 341,829.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    543,094.20 : 815,030.10 = 227,777.40 : x
  2. Step 2: Convert to fraction form
    543,094.20/815,030.10 = 227,777.40/x
  3. Step 3: Cross multiply
    543,094.20x = 815,030.10 × 227,777.40
  4. Step 4: Simplify right side
    543,094.20x = 185,645,437,099.74
  5. Step 5: Solve for x
    x = 185,645,437,099.74/543,094.20
  6. Step 6: Final answer
    x = 341,829.17

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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.