Home / 936,720.20-1,292,705.12-574,073.98

Finding the Fourth Proportional to 936,720.20, 1,292,705.12 and 574,073.98

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Solution

The fourth proportional to 936,720.20, 1,292,705.12 and 574,073.98 is: 792,241.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    936,720.20 : 1,292,705.12 = 574,073.98 : x
  2. Step 2: Convert to fraction form
    936,720.20/1,292,705.12 = 574,073.98/x
  3. Step 3: Cross multiply
    936,720.20x = 1,292,705.12 × 574,073.98
  4. Step 4: Simplify right side
    936,720.20x = 742,108,378,679.67
  5. Step 5: Solve for x
    x = 742,108,378,679.67/936,720.20
  6. Step 6: Final answer
    x = 792,241.25

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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.