Home / 527,092.16-789,810.32-407,442.29

Finding the Fourth Proportional to 527,092.16, 789,810.32 and 407,442.29

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Solution

The fourth proportional to 527,092.16, 789,810.32 and 407,442.29 is: 610,523.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    527,092.16 : 789,810.32 = 407,442.29 : x
  2. Step 2: Convert to fraction form
    527,092.16/789,810.32 = 407,442.29/x
  3. Step 3: Cross multiply
    527,092.16x = 789,810.32 × 407,442.29
  4. Step 4: Simplify right side
    527,092.16x = 321,802,119,460.17
  5. Step 5: Solve for x
    x = 321,802,119,460.17/527,092.16
  6. Step 6: Final answer
    x = 610,523.45

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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.