Home / 717,402.86-989,942.70-441,716.93

Finding the Fourth Proportional to 717,402.86, 989,942.70 and 441,716.93

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Solution

The fourth proportional to 717,402.86, 989,942.70 and 441,716.93 is: 609,524.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    717,402.86 : 989,942.70 = 441,716.93 : x
  2. Step 2: Convert to fraction form
    717,402.86/989,942.70 = 441,716.93/x
  3. Step 3: Cross multiply
    717,402.86x = 989,942.70 × 441,716.93
  4. Step 4: Simplify right side
    717,402.86x = 437,274,450,319.91
  5. Step 5: Solve for x
    x = 437,274,450,319.91/717,402.86
  6. Step 6: Final answer
    x = 609,524.26

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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.