Home / 651,106.40-976,805.40-251,711.60

Finding the Fourth Proportional to 651,106.40, 976,805.40 and 251,711.60

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Solution

The fourth proportional to 651,106.40, 976,805.40 and 251,711.60 is: 377,623.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    651,106.40 : 976,805.40 = 251,711.60 : x
  2. Step 2: Convert to fraction form
    651,106.40/976,805.40 = 251,711.60/x
  3. Step 3: Cross multiply
    651,106.40x = 976,805.40 × 251,711.60
  4. Step 4: Simplify right side
    651,106.40x = 245,873,250,122.64
  5. Step 5: Solve for x
    x = 245,873,250,122.64/651,106.40
  6. Step 6: Final answer
    x = 377,623.76

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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.