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Finding the Fourth Proportional to 601,554.40, 830,145.24 and 329,620.08

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Solution

The fourth proportional to 601,554.40, 830,145.24 and 329,620.08 is: 454,875.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    601,554.40 : 830,145.24 = 329,620.08 : x
  2. Step 2: Convert to fraction form
    601,554.40/830,145.24 = 329,620.08/x
  3. Step 3: Cross multiply
    601,554.40x = 830,145.24 × 329,620.08
  4. Step 4: Simplify right side
    601,554.40x = 273,632,540,420.42
  5. Step 5: Solve for x
    x = 273,632,540,420.42/601,554.40
  6. Step 6: Final answer
    x = 454,875.80

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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.