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Finding the Fourth Proportional to 546,523.58, 819,809.96 and 167,416.64

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Solution

The fourth proportional to 546,523.58, 819,809.96 and 167,416.64 is: 251,132.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    546,523.58 : 819,809.96 = 167,416.64 : x
  2. Step 2: Convert to fraction form
    546,523.58/819,809.96 = 167,416.64/x
  3. Step 3: Cross multiply
    546,523.58x = 819,809.96 × 167,416.64
  4. Step 4: Simplify right side
    546,523.58x = 137,249,824,005.60
  5. Step 5: Solve for x
    x = 137,249,824,005.60/546,523.58
  6. Step 6: Final answer
    x = 251,132.49

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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.