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Finding the Fourth Proportional to 601,463.34, 830,019.38 and 329,541.54

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Solution

The fourth proportional to 601,463.34, 830,019.38 and 329,541.54 is: 454,767.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    601,463.34 : 830,019.38 = 329,541.54 : x
  2. Step 2: Convert to fraction form
    601,463.34/830,019.38 = 329,541.54/x
  3. Step 3: Cross multiply
    601,463.34x = 830,019.38 × 329,541.54
  4. Step 4: Simplify right side
    601,463.34x = 273,525,863,067.34
  5. Step 5: Solve for x
    x = 273,525,863,067.34/601,463.34
  6. Step 6: Final answer
    x = 454,767.31

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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.