Home / 527,093.16-789,811.81-407,443.29

Finding the Fourth Proportional to 527,093.16, 789,811.81 and 407,443.29

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Solution

The fourth proportional to 527,093.16, 789,811.81 and 407,443.29 is: 610,524.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    527,093.16 : 789,811.81 = 407,443.29 : x
  2. Step 2: Convert to fraction form
    527,093.16/789,811.81 = 407,443.29/x
  3. Step 3: Cross multiply
    527,093.16x = 789,811.81 × 407,443.29
  4. Step 4: Simplify right side
    527,093.16x = 321,803,522,347.26
  5. Step 5: Solve for x
    x = 321,803,522,347.26/527,093.16
  6. Step 6: Final answer
    x = 610,524.94

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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.