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Finding the Fourth Proportional to 608,403.03, 839,575.04 and 350,271.42

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Solution

The fourth proportional to 608,403.03, 839,575.04 and 350,271.42 is: 483,362.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    608,403.03 : 839,575.04 = 350,271.42 : x
  2. Step 2: Convert to fraction form
    608,403.03/839,575.04 = 350,271.42/x
  3. Step 3: Cross multiply
    608,403.03x = 839,575.04 × 350,271.42
  4. Step 4: Simplify right side
    608,403.03x = 294,079,139,706.00
  5. Step 5: Solve for x
    x = 294,079,139,706.00/608,403.03
  6. Step 6: Final answer
    x = 483,362.39

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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.