Home / 418,528.34-577,566.26-227,541.74

Finding the Fourth Proportional to 418,528.34, 577,566.26 and 227,541.74

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Solution

The fourth proportional to 418,528.34, 577,566.26 and 227,541.74 is: 314,006.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    418,528.34 : 577,566.26 = 227,541.74 : x
  2. Step 2: Convert to fraction form
    418,528.34/577,566.26 = 227,541.74/x
  3. Step 3: Cross multiply
    418,528.34x = 577,566.26 × 227,541.74
  4. Step 4: Simplify right side
    418,528.34x = 131,420,431,765.69
  5. Step 5: Solve for x
    x = 131,420,431,765.69/418,528.34
  6. Step 6: Final answer
    x = 314,006.05

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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.