Home / 746,100.19-1,029,619.57-406,568.44

Finding the Fourth Proportional to 746,100.19, 1,029,619.57 and 406,568.44

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Solution

The fourth proportional to 746,100.19, 1,029,619.57 and 406,568.44 is: 561,065.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    746,100.19 : 1,029,619.57 = 406,568.44 : x
  2. Step 2: Convert to fraction form
    746,100.19/1,029,619.57 = 406,568.44/x
  3. Step 3: Cross multiply
    746,100.19x = 1,029,619.57 × 406,568.44
  4. Step 4: Simplify right side
    746,100.19x = 418,610,817,220.27
  5. Step 5: Solve for x
    x = 418,610,817,220.27/746,100.19
  6. Step 6: Final answer
    x = 561,065.16

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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.