Home / 591,015.44-815,641.00-329,411.45

Finding the Fourth Proportional to 591,015.44, 815,641.00 and 329,411.45

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Solution

The fourth proportional to 591,015.44, 815,641.00 and 329,411.45 is: 454,609.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    591,015.44 : 815,641.00 = 329,411.45 : x
  2. Step 2: Convert to fraction form
    591,015.44/815,641.00 = 329,411.45/x
  3. Step 3: Cross multiply
    591,015.44x = 815,641.00 × 329,411.45
  4. Step 4: Simplify right side
    591,015.44x = 268,681,479,587.72
  5. Step 5: Solve for x
    x = 268,681,479,587.72/591,015.44
  6. Step 6: Final answer
    x = 454,609.92

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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.