Home / 936,525.34-1,292,408.22-506,805.36

Finding the Fourth Proportional to 936,525.34, 1,292,408.22 and 506,805.36

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Solution

The fourth proportional to 936,525.34, 1,292,408.22 and 506,805.36 is: 699,393.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    936,525.34 : 1,292,408.22 = 506,805.36 : x
  2. Step 2: Convert to fraction form
    936,525.34/1,292,408.22 = 506,805.36/x
  3. Step 3: Cross multiply
    936,525.34x = 1,292,408.22 × 506,805.36
  4. Step 4: Simplify right side
    936,525.34x = 654,999,408,119.99
  5. Step 5: Solve for x
    x = 654,999,408,119.99/936,525.34
  6. Step 6: Final answer
    x = 699,393.15

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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.