Home / 849,163.41-1,171,854.78-461,981.01

Finding the Fourth Proportional to 849,163.41, 1,171,854.78 and 461,981.01

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Solution

The fourth proportional to 849,163.41, 1,171,854.78 and 461,981.01 is: 637,538.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    849,163.41 : 1,171,854.78 = 461,981.01 : x
  2. Step 2: Convert to fraction form
    849,163.41/1,171,854.78 = 461,981.01/x
  3. Step 3: Cross multiply
    849,163.41x = 1,171,854.78 × 461,981.01
  4. Step 4: Simplify right side
    849,163.41x = 541,374,657,499.75
  5. Step 5: Solve for x
    x = 541,374,657,499.75/849,163.41
  6. Step 6: Final answer
    x = 637,538.84

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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.