Home / 417,992.13-577,068.25-275,167.36

Finding the Fourth Proportional to 417,992.13, 577,068.25 and 275,167.36

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Solution

The fourth proportional to 417,992.13, 577,068.25 and 275,167.36 is: 379,888.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    417,992.13 : 577,068.25 = 275,167.36 : x
  2. Step 2: Convert to fraction form
    417,992.13/577,068.25 = 275,167.36/x
  3. Step 3: Cross multiply
    417,992.13x = 577,068.25 × 275,167.36
  4. Step 4: Simplify right side
    417,992.13x = 158,790,347,441.68
  5. Step 5: Solve for x
    x = 158,790,347,441.68/417,992.13
  6. Step 6: Final answer
    x = 379,888.37

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1.5x scale

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.