Home / 575,650.23-794,539.70-392,192.38

Finding the Fourth Proportional to 575,650.23, 794,539.70 and 392,192.38

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Solution

The fourth proportional to 575,650.23, 794,539.70 and 392,192.38 is: 541,322.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    575,650.23 : 794,539.70 = 392,192.38 : x
  2. Step 2: Convert to fraction form
    575,650.23/794,539.70 = 392,192.38/x
  3. Step 3: Cross multiply
    575,650.23x = 794,539.70 × 392,192.38
  4. Step 4: Simplify right side
    575,650.23x = 311,612,415,947.49
  5. Step 5: Solve for x
    x = 311,612,415,947.49/575,650.23
  6. Step 6: Final answer
    x = 541,322.49

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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.