Home / 376,182.93-519,132.45-215,041.58

Finding the Fourth Proportional to 376,182.93, 519,132.45 and 215,041.58

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Solution

The fourth proportional to 376,182.93, 519,132.45 and 215,041.58 is: 296,757.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    376,182.93 : 519,132.45 = 215,041.58 : x
  2. Step 2: Convert to fraction form
    376,182.93/519,132.45 = 215,041.58/x
  3. Step 3: Cross multiply
    376,182.93x = 519,132.45 × 215,041.58
  4. Step 4: Simplify right side
    376,182.93x = 111,635,058,606.40
  5. Step 5: Solve for x
    x = 111,635,058,606.40/376,182.93
  6. Step 6: Final answer
    x = 296,757.37

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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.