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Finding the Fourth Proportional to 608,226.71, 839,168.51 and 424,460.39

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Solution

The fourth proportional to 608,226.71, 839,168.51 and 424,460.39 is: 585,626.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    608,226.71 : 839,168.51 = 424,460.39 : x
  2. Step 2: Convert to fraction form
    608,226.71/839,168.51 = 424,460.39/x
  3. Step 3: Cross multiply
    608,226.71x = 839,168.51 × 424,460.39
  4. Step 4: Simplify right side
    608,226.71x = 356,193,786,712.17
  5. Step 5: Solve for x
    x = 356,193,786,712.17/608,226.71
  6. Step 6: Final answer
    x = 585,626.68

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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.