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Finding the Fourth Proportional to 651,173.69, 898,546.71 and 360,712.58

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Solution

The fourth proportional to 651,173.69, 898,546.71 and 360,712.58 is: 497,742.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    651,173.69 : 898,546.71 = 360,712.58 : x
  2. Step 2: Convert to fraction form
    651,173.69/898,546.71 = 360,712.58/x
  3. Step 3: Cross multiply
    651,173.69x = 898,546.71 × 360,712.58
  4. Step 4: Simplify right side
    651,173.69x = 324,117,098,874.55
  5. Step 5: Solve for x
    x = 324,117,098,874.55/651,173.69
  6. Step 6: Final answer
    x = 497,742.93

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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.