Home / 851,566.50-1,175,108.12-488,735

Finding the Fourth Proportional to 851,566.50, 1,175,108.12 and 488,735

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Solution

The fourth proportional to 851,566.50, 1,175,108.12 and 488,735 is: 674,423.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    851,566.50 : 1,175,108.12 = 488,735 : x
  2. Step 2: Convert to fraction form
    851,566.50/1,175,108.12 = 488,735/x
  3. Step 3: Cross multiply
    851,566.50x = 1,175,108.12 × 488,735
  4. Step 4: Simplify right side
    851,566.50x = 574,316,467,028.20
  5. Step 5: Solve for x
    x = 574,316,467,028.20/851,566.50
  6. Step 6: Final answer
    x = 674,423.51

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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.