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Finding the Fourth Proportional to 546,007.77, 819,012.87 and 246,139.74

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Solution

The fourth proportional to 546,007.77, 819,012.87 and 246,139.74 is: 369,210.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    546,007.77 : 819,012.87 = 246,139.74 : x
  2. Step 2: Convert to fraction form
    546,007.77/819,012.87 = 246,139.74/x
  3. Step 3: Cross multiply
    546,007.77x = 819,012.87 × 246,139.74
  4. Step 4: Simplify right side
    546,007.77x = 201,591,614,878.45
  5. Step 5: Solve for x
    x = 201,591,614,878.45/546,007.77
  6. Step 6: Final answer
    x = 369,210.16

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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.