Home / 571,623.50-857,767.31-256,080.41

Finding the Fourth Proportional to 571,623.50, 857,767.31 and 256,080.41

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Solution

The fourth proportional to 571,623.50, 857,767.31 and 256,080.41 is: 384,269.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    571,623.50 : 857,767.31 = 256,080.41 : x
  2. Step 2: Convert to fraction form
    571,623.50/857,767.31 = 256,080.41/x
  3. Step 3: Cross multiply
    571,623.50x = 857,767.31 × 256,080.41
  4. Step 4: Simplify right side
    571,623.50x = 219,657,398,860.16
  5. Step 5: Solve for x
    x = 219,657,398,860.16/571,623.50
  6. Step 6: Final answer
    x = 384,269.37

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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.