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Finding the Fourth Proportional to 546,060.92, 819,460.26 and 191,078.01

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Solution

The fourth proportional to 546,060.92, 819,460.26 and 191,078.01 is: 286,746.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    546,060.92 : 819,460.26 = 191,078.01 : x
  2. Step 2: Convert to fraction form
    546,060.92/819,460.26 = 191,078.01/x
  3. Step 3: Cross multiply
    546,060.92x = 819,460.26 × 191,078.01
  4. Step 4: Simplify right side
    546,060.92x = 156,580,835,754.88
  5. Step 5: Solve for x
    x = 156,580,835,754.88/546,060.92
  6. Step 6: Final answer
    x = 286,746.10

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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.