Home / 936,650.88-1,292,567.04-506,920.80

Finding the Fourth Proportional to 936,650.88, 1,292,567.04 and 506,920.80

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Solution

The fourth proportional to 936,650.88, 1,292,567.04 and 506,920.80 is: 699,544.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    936,650.88 : 1,292,567.04 = 506,920.80 : x
  2. Step 2: Convert to fraction form
    936,650.88/1,292,567.04 = 506,920.80/x
  3. Step 3: Cross multiply
    936,650.88x = 1,292,567.04 × 506,920.80
  4. Step 4: Simplify right side
    936,650.88x = 655,229,117,970.43
  5. Step 5: Solve for x
    x = 655,229,117,970.43/936,650.88
  6. Step 6: Final answer
    x = 699,544.66

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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.