Home / 802,629-1,107,628.02-463,097.25

Finding the Fourth Proportional to 802,629, 1,107,628.02 and 463,097.25

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Solution

The fourth proportional to 802,629, 1,107,628.02 and 463,097.25 is: 639,074.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    802,629 : 1,107,628.02 = 463,097.25 : x
  2. Step 2: Convert to fraction form
    802,629/1,107,628.02 = 463,097.25/x
  3. Step 3: Cross multiply
    802,629x = 1,107,628.02 × 463,097.25
  4. Step 4: Simplify right side
    802,629x = 512,939,490,084.95
  5. Step 5: Solve for x
    x = 512,939,490,084.95/802,629
  6. Step 6: Final answer
    x = 639,074.21

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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.