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Finding the Fourth Proportional to 546,393.17, 819,688.37 and 247,014.74

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Solution

The fourth proportional to 546,393.17, 819,688.37 and 247,014.74 is: 370,566.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    546,393.17 : 819,688.37 = 247,014.74 : x
  2. Step 2: Convert to fraction form
    546,393.17/819,688.37 = 247,014.74/x
  3. Step 3: Cross multiply
    546,393.17x = 819,688.37 × 247,014.74
  4. Step 4: Simplify right side
    546,393.17x = 202,475,104,263.06
  5. Step 5: Solve for x
    x = 202,475,104,263.06/546,393.17
  6. Step 6: Final answer
    x = 370,566.69

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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.