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Finding the Fourth Proportional to 608,336.68, 839,510.02 and 336,422.84

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Solution

The fourth proportional to 608,336.68, 839,510.02 and 336,422.84 is: 464,266.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    608,336.68 : 839,510.02 = 336,422.84 : x
  2. Step 2: Convert to fraction form
    608,336.68/839,510.02 = 336,422.84/x
  3. Step 3: Cross multiply
    608,336.68x = 839,510.02 × 336,422.84
  4. Step 4: Simplify right side
    608,336.68x = 282,430,345,136.86
  5. Step 5: Solve for x
    x = 282,430,345,136.86/608,336.68
  6. Step 6: Final answer
    x = 464,266.51

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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.