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Finding the Fourth Proportional to 608,158.91, 839,120.10 and 363,096.07

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Solution

The fourth proportional to 608,158.91, 839,120.10 and 363,096.07 is: 500,989.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    608,158.91 : 839,120.10 = 363,096.07 : x
  2. Step 2: Convert to fraction form
    608,158.91/839,120.10 = 363,096.07/x
  3. Step 3: Cross multiply
    608,158.91x = 839,120.10 × 363,096.07
  4. Step 4: Simplify right side
    608,158.91x = 304,681,208,129.80
  5. Step 5: Solve for x
    x = 304,681,208,129.80/608,158.91
  6. Step 6: Final answer
    x = 500,989.47

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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.