Home / 651,261.20-976,600.20-251,769.20

Finding the Fourth Proportional to 651,261.20, 976,600.20 and 251,769.20

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Solution

The fourth proportional to 651,261.20, 976,600.20 and 251,769.20 is: 377,541.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    651,261.20 : 976,600.20 = 251,769.20 : x
  2. Step 2: Convert to fraction form
    651,261.20/976,600.20 = 251,769.20/x
  3. Step 3: Cross multiply
    651,261.20x = 976,600.20 × 251,769.20
  4. Step 4: Simplify right side
    651,261.20x = 245,877,851,073.84
  5. Step 5: Solve for x
    x = 245,877,851,073.84/651,261.20
  6. Step 6: Final answer
    x = 377,541.07

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1.5x scale

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.