Home / 557,151-836,058.58-202,192.72

Finding the Fourth Proportional to 557,151, 836,058.58 and 202,192.72

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Solution

The fourth proportional to 557,151, 836,058.58 and 202,192.72 is: 303,409.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    557,151 : 836,058.58 = 202,192.72 : x
  2. Step 2: Convert to fraction form
    557,151/836,058.58 = 202,192.72/x
  3. Step 3: Cross multiply
    557,151x = 836,058.58 × 202,192.72
  4. Step 4: Simplify right side
    557,151x = 169,044,958,369.54
  5. Step 5: Solve for x
    x = 169,044,958,369.54/557,151
  6. Step 6: Final answer
    x = 303,409.59

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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.