Home / 1,141,445.84-1,712,183.09-342,680.94

Finding the Fourth Proportional to 1,141,445.84, 1,712,183.09 and 342,680.94

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Solution

The fourth proportional to 1,141,445.84, 1,712,183.09 and 342,680.94 is: 514,025.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,141,445.84 : 1,712,183.09 = 342,680.94 : x
  2. Step 2: Convert to fraction form
    1,141,445.84/1,712,183.09 = 342,680.94/x
  3. Step 3: Cross multiply
    1,141,445.84x = 1,712,183.09 × 342,680.94
  4. Step 4: Simplify right side
    1,141,445.84x = 586,732,509,019.90
  5. Step 5: Solve for x
    x = 586,732,509,019.90/1,141,445.84
  6. Step 6: Final answer
    x = 514,025.71

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.