Home / 936,525.69-1,292,408.71-506,805.71

Finding the Fourth Proportional to 936,525.69, 1,292,408.71 and 506,805.71

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Solution

The fourth proportional to 936,525.69, 1,292,408.71 and 506,805.71 is: 699,393.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    936,525.69 : 1,292,408.71 = 506,805.71 : x
  2. Step 2: Convert to fraction form
    936,525.69/1,292,408.71 = 506,805.71/x
  3. Step 3: Cross multiply
    936,525.69x = 1,292,408.71 × 506,805.71
  4. Step 4: Simplify right side
    936,525.69x = 655,000,106,152.68
  5. Step 5: Solve for x
    x = 655,000,106,152.68/936,525.69
  6. Step 6: Final answer
    x = 699,393.63

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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.