Home / 424,566.96-636,928.20-175,112.88

Finding the Fourth Proportional to 424,566.96, 636,928.20 and 175,112.88

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Solution

The fourth proportional to 424,566.96, 636,928.20 and 175,112.88 is: 262,701.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    424,566.96 : 636,928.20 = 175,112.88 : x
  2. Step 2: Convert to fraction form
    424,566.96/636,928.20 = 175,112.88/x
  3. Step 3: Cross multiply
    424,566.96x = 636,928.20 × 175,112.88
  4. Step 4: Simplify right side
    424,566.96x = 111,534,331,455.22
  5. Step 5: Solve for x
    x = 111,534,331,455.22/424,566.96
  6. Step 6: Final answer
    x = 262,701.39

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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.