Home / 623,814.10-936,050.82-442,615.94

Finding the Fourth Proportional to 623,814.10, 936,050.82 and 442,615.94

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Solution

The fourth proportional to 623,814.10, 936,050.82 and 442,615.94 is: 664,157.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    623,814.10 : 936,050.82 = 442,615.94 : x
  2. Step 2: Convert to fraction form
    623,814.10/936,050.82 = 442,615.94/x
  3. Step 3: Cross multiply
    623,814.10x = 936,050.82 × 442,615.94
  4. Step 4: Simplify right side
    623,814.10x = 414,311,013,582.07
  5. Step 5: Solve for x
    x = 414,311,013,582.07/623,814.10
  6. Step 6: Final answer
    x = 664,157.82

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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.