Home / 797,985.34-1,101,625.92-616,289.38

Finding the Fourth Proportional to 797,985.34, 1,101,625.92 and 616,289.38

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Solution

The fourth proportional to 797,985.34, 1,101,625.92 and 616,289.38 is: 850,793.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    797,985.34 : 1,101,625.92 = 616,289.38 : x
  2. Step 2: Convert to fraction form
    797,985.34/1,101,625.92 = 616,289.38/x
  3. Step 3: Cross multiply
    797,985.34x = 1,101,625.92 × 616,289.38
  4. Step 4: Simplify right side
    797,985.34x = 678,920,352,474.67
  5. Step 5: Solve for x
    x = 678,920,352,474.67/797,985.34
  6. Step 6: Final answer
    x = 850,793.02

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1.5x scale

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.