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Finding the Fourth Proportional to 377,182.62, 520,498.44 and 207,415.53

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Solution

The fourth proportional to 377,182.62, 520,498.44 and 207,415.53 is: 286,225.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    377,182.62 : 520,498.44 = 207,415.53 : x
  2. Step 2: Convert to fraction form
    377,182.62/520,498.44 = 207,415.53/x
  3. Step 3: Cross multiply
    377,182.62x = 520,498.44 × 207,415.53
  4. Step 4: Simplify right side
    377,182.62x = 107,959,459,796.77
  5. Step 5: Solve for x
    x = 107,959,459,796.77/377,182.62
  6. Step 6: Final answer
    x = 286,225.97

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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.