Home / 851,750.10-1,277,625.15-699,534.90

Finding the Fourth Proportional to 851,750.10, 1,277,625.15 and 699,534.90

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Solution

The fourth proportional to 851,750.10, 1,277,625.15 and 699,534.90 is: 1,049,302.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    851,750.10 : 1,277,625.15 = 699,534.90 : x
  2. Step 2: Convert to fraction form
    851,750.10/1,277,625.15 = 699,534.90/x
  3. Step 3: Cross multiply
    851,750.10x = 1,277,625.15 × 699,534.90
  4. Step 4: Simplify right side
    851,750.10x = 893,743,381,542.74
  5. Step 5: Solve for x
    x = 893,743,381,542.74/851,750.10
  6. Step 6: Final answer
    x = 1,049,302.35

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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.