Home / 829,450.14-1,144,568.18-461,899.51

Finding the Fourth Proportional to 829,450.14, 1,144,568.18 and 461,899.51

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Solution

The fourth proportional to 829,450.14, 1,144,568.18 and 461,899.51 is: 637,380.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    829,450.14 : 1,144,568.18 = 461,899.51 : x
  2. Step 2: Convert to fraction form
    829,450.14/1,144,568.18 = 461,899.51/x
  3. Step 3: Cross multiply
    829,450.14x = 1,144,568.18 × 461,899.51
  4. Step 4: Simplify right side
    829,450.14x = 528,675,481,503.59
  5. Step 5: Solve for x
    x = 528,675,481,503.59/829,450.14
  6. Step 6: Final answer
    x = 637,380.66

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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.