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Finding the Fourth Proportional to 540,468.24, 745,845.93 and 298,750.92

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Solution

The fourth proportional to 540,468.24, 745,845.93 and 298,750.92 is: 412,276.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    540,468.24 : 745,845.93 = 298,750.92 : x
  2. Step 2: Convert to fraction form
    540,468.24/745,845.93 = 298,750.92/x
  3. Step 3: Cross multiply
    540,468.24x = 745,845.93 × 298,750.92
  4. Step 4: Simplify right side
    540,468.24x = 222,822,157,765.76
  5. Step 5: Solve for x
    x = 222,822,157,765.76/540,468.24
  6. Step 6: Final answer
    x = 412,276.14

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.