Home / 851,624.04-1,175,201.64-488,792.54

Finding the Fourth Proportional to 851,624.04, 1,175,201.64 and 488,792.54

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Solution

The fourth proportional to 851,624.04, 1,175,201.64 and 488,792.54 is: 674,511.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    851,624.04 : 1,175,201.64 = 488,792.54 : x
  2. Step 2: Convert to fraction form
    851,624.04/1,175,201.64 = 488,792.54/x
  3. Step 3: Cross multiply
    851,624.04x = 1,175,201.64 × 488,792.54
  4. Step 4: Simplify right side
    851,624.04x = 574,429,794,627.77
  5. Step 5: Solve for x
    x = 574,429,794,627.77/851,624.04
  6. Step 6: Final answer
    x = 674,511.01

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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.