Home / 851,566.50-1,175,108.13-488,735.00

Finding the Fourth Proportional to 851,566.50, 1,175,108.13 and 488,735.00

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Solution

The fourth proportional to 851,566.50, 1,175,108.13 and 488,735.00 is: 674,423.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    851,566.50 : 1,175,108.13 = 488,735.00 : x
  2. Step 2: Convert to fraction form
    851,566.50/1,175,108.13 = 488,735.00/x
  3. Step 3: Cross multiply
    851,566.50x = 1,175,108.13 × 488,735.00
  4. Step 4: Simplify right side
    851,566.50x = 574,316,466,040.01
  5. Step 5: Solve for x
    x = 574,316,466,040.01/851,566.50
  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.