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Finding the Fourth Proportional to 267,915.88, 370,030.76 and 176,444.06

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Solution

The fourth proportional to 267,915.88, 370,030.76 and 176,444.06 is: 243,694.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    267,915.88 : 370,030.76 = 176,444.06 : x
  2. Step 2: Convert to fraction form
    267,915.88/370,030.76 = 176,444.06/x
  3. Step 3: Cross multiply
    267,915.88x = 370,030.76 × 176,444.06
  4. Step 4: Simplify right side
    267,915.88x = 65,289,729,619.29
  5. Step 5: Solve for x
    x = 65,289,729,619.29/267,915.88
  6. Step 6: Final answer
    x = 243,694.89

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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.