Home / 651,859.69-977,747.55-225,383.89

Finding the Fourth Proportional to 651,859.69, 977,747.55 and 225,383.89

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Solution

The fourth proportional to 651,859.69, 977,747.55 and 225,383.89 is: 338,061.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    651,859.69 : 977,747.55 = 225,383.89 : x
  2. Step 2: Convert to fraction form
    651,859.69/977,747.55 = 225,383.89/x
  3. Step 3: Cross multiply
    651,859.69x = 977,747.55 × 225,383.89
  4. Step 4: Simplify right side
    651,859.69x = 220,368,546,256.97
  5. Step 5: Solve for x
    x = 220,368,546,256.97/651,859.69
  6. Step 6: Final answer
    x = 338,061.32

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.