Home / 833,290.62-1,149,937.44-465,767.28

Finding the Fourth Proportional to 833,290.62, 1,149,937.44 and 465,767.28

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Solution

The fourth proportional to 833,290.62, 1,149,937.44 and 465,767.28 is: 642,756.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    833,290.62 : 1,149,937.44 = 465,767.28 : x
  2. Step 2: Convert to fraction form
    833,290.62/1,149,937.44 = 465,767.28/x
  3. Step 3: Cross multiply
    833,290.62x = 1,149,937.44 × 465,767.28
  4. Step 4: Simplify right side
    833,290.62x = 535,603,233,598.96
  5. Step 5: Solve for x
    x = 535,603,233,598.96/833,290.62
  6. Step 6: Final answer
    x = 642,756.83

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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.