Home / 936,525.56-1,292,405.30-506,805.72

Finding the Fourth Proportional to 936,525.56, 1,292,405.30 and 506,805.72

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Solution

The fourth proportional to 936,525.56, 1,292,405.30 and 506,805.72 is: 699,391.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    936,525.56 : 1,292,405.30 = 506,805.72 : x
  2. Step 2: Convert to fraction form
    936,525.56/1,292,405.30 = 506,805.72/x
  3. Step 3: Cross multiply
    936,525.56x = 1,292,405.30 × 506,805.72
  4. Step 4: Simplify right side
    936,525.56x = 654,998,398,598.32
  5. Step 5: Solve for x
    x = 654,998,398,598.32/936,525.56
  6. Step 6: Final answer
    x = 699,391.91

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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.