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Finding the Fourth Proportional to 608,193.40, 839,292.11 and 336,254.29

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Solution

The fourth proportional to 608,193.40, 839,292.11 and 336,254.29 is: 464,022.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    608,193.40 : 839,292.11 = 336,254.29 : x
  2. Step 2: Convert to fraction form
    608,193.40/839,292.11 = 336,254.29/x
  3. Step 3: Cross multiply
    608,193.40x = 839,292.11 × 336,254.29
  4. Step 4: Simplify right side
    608,193.40x = 282,215,570,869.38
  5. Step 5: Solve for x
    x = 282,215,570,869.38/608,193.40
  6. Step 6: Final answer
    x = 464,022.74

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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.