Home / 936,686.46-1,292,658.63-574,040.28

Finding the Fourth Proportional to 936,686.46, 1,292,658.63 and 574,040.28

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Solution

The fourth proportional to 936,686.46, 1,292,658.63 and 574,040.28 is: 792,194.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    936,686.46 : 1,292,658.63 = 574,040.28 : x
  2. Step 2: Convert to fraction form
    936,686.46/1,292,658.63 = 574,040.28/x
  3. Step 3: Cross multiply
    936,686.46x = 1,292,658.63 × 574,040.28
  4. Step 4: Simplify right side
    936,686.46x = 742,038,121,909.62
  5. Step 5: Solve for x
    x = 742,038,121,909.62/936,686.46
  6. Step 6: Final answer
    x = 792,194.78

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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.