Home / 910,834.46-1,366,724.53-371,486.43

Finding the Fourth Proportional to 910,834.46, 1,366,724.53 and 371,486.43

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Solution

The fourth proportional to 910,834.46, 1,366,724.53 and 371,486.43 is: 557,422.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    910,834.46 : 1,366,724.53 = 371,486.43 : x
  2. Step 2: Convert to fraction form
    910,834.46/1,366,724.53 = 371,486.43/x
  3. Step 3: Cross multiply
    910,834.46x = 1,366,724.53 × 371,486.43
  4. Step 4: Simplify right side
    910,834.46x = 507,719,614,817.88
  5. Step 5: Solve for x
    x = 507,719,614,817.88/910,834.46
  6. Step 6: Final answer
    x = 557,422.49

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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.