Home / 605,787.68-835,840.17-344,084.76

Finding the Fourth Proportional to 605,787.68, 835,840.17 and 344,084.76

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Solution

The fourth proportional to 605,787.68, 835,840.17 and 344,084.76 is: 474,753.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    605,787.68 : 835,840.17 = 344,084.76 : x
  2. Step 2: Convert to fraction form
    605,787.68/835,840.17 = 344,084.76/x
  3. Step 3: Cross multiply
    605,787.68x = 835,840.17 × 344,084.76
  4. Step 4: Simplify right side
    605,787.68x = 287,599,864,292.81
  5. Step 5: Solve for x
    x = 287,599,864,292.81/605,787.68
  6. Step 6: Final answer
    x = 474,753.57

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Double scale
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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.