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Finding the Fourth Proportional to 555,089.56, 832,663.80 and 176,040.16

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Solution

The fourth proportional to 555,089.56, 832,663.80 and 176,040.16 is: 264,069.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    555,089.56 : 832,663.80 = 176,040.16 : x
  2. Step 2: Convert to fraction form
    555,089.56/832,663.80 = 176,040.16/x
  3. Step 3: Cross multiply
    555,089.56x = 832,663.80 × 176,040.16
  4. Step 4: Simplify right side
    555,089.56x = 146,582,268,578.21
  5. Step 5: Solve for x
    x = 146,582,268,578.21/555,089.56
  6. Step 6: Final answer
    x = 264,069.58

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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.